APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

Kontuz: berrikusi erreferentzia hauek erabili aurretik.