APA (7th ed.) Citation

Joannes, F. V. (1970). La Humanae vitae. Marfil.

Chicago Style (17th ed.) Citation

Joannes, F. V. La Humanae Vitae. Alcoy: Marfil, 1970.

MLA (9th ed.) Citation

Joannes, F. V. La Humanae Vitae. Marfil, 1970.

Warning: These citations may not always be 100% accurate.