APA Style

Mellody, P. et al (1989). Facing codependence : what it is, where it comes from, how it sabotages our lives . San Francisco: Perennial Library.

MLA Style

Mellody, P.. et al. "Facing codependence : what it is, where it comes from, how it sabotages our lives". San Francisco: Perennial Library, 1989. Text.