Lua APA (7ú heag.)

Prieto, R. M. (1980). Cost-effectiveness of Philippine social insurance programs (GSIS/SSS): A simulation study, 1970-2000 [microform]. Photoduplication Service, University of the Philippines Library.

Lua i Stíl Chicago (17ú heag.)

Prieto, Rosa Maria. Cost-effectiveness of Philippine Social Insurance Programs (GSIS/SSS): A Simulation Study, 1970-2000 [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1980.

Lua MLA (9ú heag.)

Prieto, Rosa Maria. Cost-effectiveness of Philippine Social Insurance Programs (GSIS/SSS): A Simulation Study, 1970-2000 [microform]. Photoduplication Service, University of the Philippines Library, 1980.

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