Cita APA (7th ed.)

Morada, H. B., Alegre, M. P., & Salvail, F. R. (1982). Levels and trends of fertility and correlates of childbearing attitudes in the Philippines. s.n.].

Cita Chicago (17th ed.)

Morada, Hector B., Marietta P. Alegre, i Florentina Reyes Salvail. Levels and Trends of Fertility and Correlates of Childbearing Attitudes in the Philippines. [S.l: s.n.], 1982.

Cita MLA (9th ed.)

Morada, Hector B., et al. Levels and Trends of Fertility and Correlates of Childbearing Attitudes in the Philippines. s.n.], 1982.