• 6 Memorial Library
• 3 Temporary Relocation Library

• 7 Working class
• 3 Politics and government
• 2 Kilusang Mayo Uno (Organization)
• 1 Civil rights
• 1 Education
• 1 History
• 1 Human rights monitoring
• 1 Industrial hygiene
• 1 Industrial relations
• 1 Labor
• 1 Labor laws and legislation
• 1 Labor movement
• 1 Labor supply
• 1 Manpower policy
• 1 National Federation of Labor Unions (Philippines)
• 1 Philippine newspapers
• 1 Trade Union Congress of the Philippines

• 2 Associated Labor Unions (Philippines)
• 2 Trade Union Congress of the Philippines
• 1 Balmori, Joaquin
• 1 Center for Trade Union and Human Rights (Quezon City, Philippines)
• 1 Federación del Trabajo de Filipinas
• 1 Kilusang Mayo Uno (Organization). External Affairs Department
• 1 Kilusang Mayo Uno (Organization). International Affairs Department
• 1 Philippines. Department of Labor
• 1 Philippines. Labor Statistics Division
• 1 University of Wisconsin--Madison. Libraries
• 1 University of the Philippines. Asian Labor Education Center

• 7 English
• 2 Spanish
• 1 Cebuano
• 1 Tagalog
• 1 Unknown

• 6 Periodicals
• 1 Statistics

Limit year range