Cita APA (7a ed.)

Janssen, O. (1993). Normalization of the Drugs problem: An Outline of the Dutch Drugs Policy. Legalisierung von Heroin - die neue Debatte, 7-15.

Cita Chicago Style (17a ed.)

Janssen, Otto. "Normalization of the Drugs Problem: An Outline of the Dutch Drugs Policy." Legalisierung Von Heroin - Die Neue Debatte 1993: 7-15.

Cita MLA (8a ed.)

Janssen, Otto. "Normalization of the Drugs Problem: An Outline of the Dutch Drugs Policy." Legalisierung Von Heroin - Die Neue Debatte, 1993, pp. 7-15.