APA (7th ed.) Citation

Oblepias, V. R. (1977). Contraception by surgery. New Day.

Chicago Style (17th ed.) Citation

Oblepias, Virgilio R. Contraception by Surgery. Quezon City: New Day, 1977.

MLA (9th ed.) Citation

Oblepias, Virgilio R. Contraception by Surgery. New Day, 1977.