Cita APA (7th ed.)
Blackburn, B., & Blackburn, D. (1986). Stress points in marriage. Word Books.
Cita Chicago (17th ed.)
Blackburn, Bill, i Deana Blackburn. Stress Points in Marriage. Waco, Tex.: Word Books, 1986.
Cita MLA (9th ed.)
Blackburn, Bill, i Deana Blackburn. Stress Points in Marriage. Word Books, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.