University of Lethbridge. Department of Psychology, Vokey, J. R., & Allen, S. W. (2009). Psychological sketches (9th ed.). PsYence Ink.
Citazione stile Chigago Style (17a edizione)University of Lethbridge. Department of Psychology, John R. Vokey, e Scott W. Allen. Psychological Sketches. 9th ed. Lethbridge, Alberta: PsYence Ink, 2009.
Citatione MLA (9a ed.)University of Lethbridge. Department of Psychology, et al. Psychological Sketches. 9th ed. PsYence Ink, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.