APA (7th ed.) Citation

Smith, P. C. (1975). Educational differentials in overall and marital fertility, 1968-1972. University of the Philippines System, Population Institute.

Chicago Style (17th ed.) Citation

Smith, Peter Colin. Educational Differentials in Overall and Marital Fertility, 1968-1972. [Manila]: University of the Philippines System, Population Institute, 1975.

MLA (9th ed.) Citation

Smith, Peter Colin. Educational Differentials in Overall and Marital Fertility, 1968-1972. University of the Philippines System, Population Institute, 1975.