Smith, P. C. (1975). Educational differentials in overall and marital fertility, 1968-1972. University of the Philippines System, Population Institute.
Citace podle Chicago (17th ed.)Smith, Peter Colin. Educational Differentials in Overall and Marital Fertility, 1968-1972. [Manila]: University of the Philippines System, Population Institute, 1975.
Citace podle MLA (9th ed.)Smith, Peter Colin. Educational Differentials in Overall and Marital Fertility, 1968-1972. University of the Philippines System, Population Institute, 1975.
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