Style de citation APA (7e éd.)
Hay, M. I. (1977). Now why did I do that?: The Biblical basis of motivation. Sudan Interior Mission.
Style de citation Chicago (17e éd.)
Hay, M. Ian. Now Why Did I Do That?: The Biblical Basis of Motivation. Cedar Grove: Sudan Interior Mission, 1977.
Style de citation MLA (9e éd.)
Hay, M. Ian. Now Why Did I Do That?: The Biblical Basis of Motivation. Sudan Interior Mission, 1977.
Attention : ces citations peuvent ne pas être correctes à 100%.