Gaya APA

Piper, J. (2008). What's the Difference? : Manhood and Womanhood Defined According to the Bible (First Edition). Wheaton, Illinois, USA: Crossway Books.

Gaya MLA

Piper, John. "What's the Difference? : Manhood and Womanhood Defined According to the Bible". First Edition Wheaton, Illinois, USA: Crossway Books, 2008. e-book.