Gaya APA

M., H, R. et al (1986). Covenant of love : Pope John Paul II on sexuality, marriage, and family in the modern world (Trawas) . New York: Image Books.

Gaya MLA

M., Hogan, Richard. et al. "Covenant of love : Pope John Paul II on sexuality, marriage, and family in the modern world (Trawas)". New York: Image Books, 1986. Text.