Cita APA (7th ed.)

Peel, J. (1969). Textbook of contraceptive practice. University press.

Cita Chicago (17th ed.)

Peel, John. Textbook of Contraceptive Practice. Cambridge: University press, 1969.

Cita MLA (9th ed.)

Peel, John. Textbook of Contraceptive Practice. University press, 1969.