APA (7th ed.) Citation

Gray. (1996). Mars and Venus together forever: Relationship skills for lasting love. HarperPerennial.

Chicago Style (17th ed.) Citation

Gray. Mars and Venus Together Forever: Relationship Skills for Lasting Love. New York: HarperPerennial, 1996.

MLA (8th ed.) Citation

Gray. Mars and Venus Together Forever: Relationship Skills for Lasting Love. HarperPerennial, 1996.

Warning: These citations may not always be 100% accurate.