APA Style

Gray, John. (2005). Mars and Venus : starting over / John Gray . New York: Mars Production.

Chicago Style

Gray, John. Mars and Venus : starting over / John Gray. New York: Mars Production, 2005. Text.

MLA Style

Gray, John. Mars and Venus : starting over / John Gray. New York: Mars Production, 2005. Text.

Turabian Style

Gray, John. Mars and Venus : starting over / John Gray. New York: Mars Production, 2005. Print.