APA (7. basım) Alıntı

Chetley, A. (1993). Problem drugs. Health Action International.

Chicago Style (17. basım) Atıf

Chetley, Andrew. Problem Drugs. Amsterdam: Health Action International, 1993.

MLA (9th ed.) Atıf

Chetley, Andrew. Problem Drugs. Health Action International, 1993.