APA (7th ed.) Citation

(1967). Variables for comparative fertility studies. Braun-Brumfield, Inc.

Chicago Style (17th ed.) Citation

Variables for Comparative Fertility Studies. Mich. U.S.A: Braun-Brumfield, Inc, 1967.

MLA (9th ed.) Citation

Variables for Comparative Fertility Studies. Braun-Brumfield, Inc, 1967.