Gaya APA

DiClemente, J, O, P, ;, C, C. (1984). The transtheoretical approach: crossing traditional boundaries of therapy . Homewood ill: DOW JONES-IRWIN.

Gaya MLA

DiClemente, James, O., Prochaska, ;, Carlo, C.. "The transtheoretical approach: crossing traditional boundaries of therapy". Homewood ill: DOW JONES-IRWIN, 1984. Text.