Worcester, D. A. (1976). Planned productivity, growth and welfare [microform]. Photoduplication Service, University of the Philippines.
Citace podle Chicago (17th ed.)Worcester, Dean Amory. Planned Productivity, Growth and Welfare [microform]. Quezon City: Photoduplication Service, University of the Philippines, 1976.
Citace podle MLA (9th ed.)Worcester, Dean Amory. Planned Productivity, Growth and Welfare [microform]. Photoduplication Service, University of the Philippines, 1976.
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