Dyfyniad APA

Marcus, P. (2013). How to laugh your way through life: A psychoanalyst's advice. Karnac.

Dyfyniad Arddull Chicago

Marcus, Paul. How to Laugh Your Way Through Life: A Psychoanalyst's Advice. London: Karnac, 2013.

Dyfyniad MLA

Marcus, Paul. How to Laugh Your Way Through Life: A Psychoanalyst's Advice. Karnac, 2013.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.