• 141 Memorial Library
• 51 Law Library
• 37 Wisconsin Historical Society Library
• 14 College Library
• 7 Verona Shelving Facility
• 3 Music Library (Mills)
• 2 Ebling Library
• 2 ILL Library
• 1 Art Library (Kohler)
• 1 Cooperative Children's Book Center (CCBC)
• 1 MERIT Library

• 370 Books
• 30 Videos, Slides, Films
• 22 Microforms

• 11 DVDs
• 1 Blu-ray Discs

• 154 Drug control
• 86 Organized crime
• 66 Prevention
• 48 Violence
• 45 International cooperation
• 37 Foreign relations
• 32 Politics and government
• 29 Merida Initiative (U.S.)
• 26 Drug dealers
• 26 Social conditions
• 25 History
• 24 Narco-terrorism
• 24 Social aspects
• 23 Border security
• 22 National security
• 22 Political corruption
• 21 Violent crimes
• 20 Law enforcement
• 18 Drug abuse and crime
• 16 Government policy
• 15 Cartels
• 15 Economic conditions
• 15 Finance
• 14 Transnational crime

• 48 Library of Congress. Congressional Research Service
• 25 United States
• 13 Seelke, Clare Ribando
• 10 United States. General Accounting Office
• 9 Digitalia (Firm)
• 9 United States. Congress. Senate. Committee on Foreign Relations
• 9 United States. Government Accountability Office
• 8 Army War College (U.S.). Strategic Studies Institute
• 8 United States. Congress. Senate. Caucus on International Narcotics Control
• 7 Grayson, George W., 1938-2015
• 6 United States. Congress. House. Committee on Government Reform and Oversight. Subcommittee on National Security, International Affairs, and Criminal Justice
• 5 Fernández Menéndez, Jorge
• 5 United States. Congress. House. Committee on Foreign Affairs
• 5 United States. Congress. House. Committee on Foreign Affairs. Subcommittee on the Western Hemisphere (2007- )
• 4 Alexander Street Press
• 4 Almada, Natalia
• 4 Altamura Films
• 4 Astorga Almanza, Luis Alejandro
• 4 CBS News
• 4 Ford, Jess T
• 4 Loret de Mola, Rafael
• 4 Nelson, Benjamin F
• 4 Quinones, Sam, 1958-
• 4 Ravelo, Ricardo, 1966-
• 4 Reveles, José

• 284 English
• 128 Spanish
• 4 French
• 1 Multiple languages
• 1 Portuguese

• 147 United States
• 61 Mexican-American Border Region
• 19 México
• 17 Mexique
• 13 Ciudad Juárez
• 13 Colombia
• 12 Central America
• 11 North America
• 8 Ciudad Juárez (Mexico)
• 8 Latin America
• 7 Western Hemisphere
• 6 Texas
• 5 Mexiko
• 4 Arizona
• 4 Brazil
• 4 China
• 4 Sinaloa (Mexico : State)
• 4 États-Unis
• 3 Jalisco
• 3 Santa Teresa (Nayarit)
• 3 Santa Teresa (Nayarit, Mexico)
• 3 Sinaloa (State)
• 2 Brésil
• 2 Colombie

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