APA (7e ed.) Bronvermelding
SIMPSON, D. (2005). A CONCEPTUAL FRAMEWORK FOR DRUG TREATMENT PROCESS AND OUTCOMES.
Chicago (17e ed.) Bronvermelding
SIMPSON, D. A CONCEPTUAL FRAMEWORK FOR DRUG TREATMENT PROCESS AND OUTCOMES. 2005.
MLA (9e ed.) Bronvermelding
SIMPSON, D. A CONCEPTUAL FRAMEWORK FOR DRUG TREATMENT PROCESS AND OUTCOMES. 2005.
Let op: Deze citaties zijn niet altijd 100% accuraat.