Tapales, P. D. (1984). Socio-economic backgrounds of higher civil servants in the Philippines: Circa 1983. Philippine Journal of Public Administration.
Chicago-referens (17:e uppl.)Tapales, Proserpina D. "Socio-economic Backgrounds of Higher Civil Servants in the Philippines: Circa 1983." Philippine Journal of Public Administration 1984.
MLA-referens (9:e uppl.)Tapales, Proserpina D. "Socio-economic Backgrounds of Higher Civil Servants in the Philippines: Circa 1983." Philippine Journal of Public Administration, 1984.
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