APA (7th ed.) Citation

Duin, J. (1988). Purity makes the heart grow stronger: Sexuality and the single Christian. Vine Books.

Chicago Style (17th ed.) Citation

Duin, Julia. Purity Makes the Heart Grow Stronger: Sexuality and the Single Christian. Ann Arbor, Mich: Vine Books, 1988.

MLA (9th ed.) Citation

Duin, Julia. Purity Makes the Heart Grow Stronger: Sexuality and the Single Christian. Vine Books, 1988.