APA (7th ed.) Citation

Hegeler, I., Hegeler, S., Krag, E., & Hohnen, D. (1979). The XYZ of love: Frank answers to every important question about sex in today's world (Repr.). Granada.

Chicago Style (17th ed.) Citation

Hegeler, Inge, Sten Hegeler, Eiler Krag, and David Hohnen. The XYZ of Love: Frank Answers to Every Important Question About Sex in Today's World. Repr. London: Granada, 1979.

MLA (8th ed.) Citation

Hegeler, Inge, et al. The XYZ of Love: Frank Answers to Every Important Question About Sex in Today's World. Repr. Granada, 1979.