Cita APA (7a ed.)
Blackburn, B., & Blackburn, D. (1986). Stress points in marriage. Word Books.
Cita Chicago Style (17a ed.)
Blackburn, Bill, y Deana Blackburn. Stress Points in Marriage. Waco, Tex.: Word Books, 1986.
Cita MLA (9a ed.)
Blackburn, Bill, y Deana Blackburn. Stress Points in Marriage. Word Books, 1986.
Precaución: Estas citas no son 100% exactas.