• 3 Memorial Library

• 3 Journals, Magazines, Newspapers

• 1 Employees
• 1 Labor laws and legislation
• 1 Social conditions
• 1 Working class

• 1 Ecumenical Institute for Labor Education and Research (Philippines)
• 1 Philippines. Department of Labor & Employment
• 1 Polytechnic University of the Philippines. Institute of Labor and Industrial Relations

• 3 Philippines

• 3 Periodicals

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