Ripple, L., Polemis, B. W., & Alexander, E. (1964). Motivation, capacity, and opportunity: Studies in casework theory and practice. University of Chicago.
Citazione stile Chigago Style (17a edizione)Ripple, Lilian, Bernice W. Polemis, e Ernestina Alexander. Motivation, Capacity, and Opportunity: Studies in Casework Theory and Practice. Chicago: University of Chicago, 1964.
Citatione MLA (9a ed.)Ripple, Lilian, et al. Motivation, Capacity, and Opportunity: Studies in Casework Theory and Practice. University of Chicago, 1964.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.