Cita APA

Gray, J. (1992). Men are from Mars, women are from Venus. Harper Element.

Chicago Edition Citation

Gray, John. Men Are from Mars, Women Are from Venus. UK: Harper Element, 1992.

Cita MLA

Gray, John. Men Are from Mars, Women Are from Venus. Harper Element, 1992.

Atenció: Aquestes cites poden no estar 100% correctes.