Gaya APA

Crime, U, N, O, O, D, A. (2019). World drug report 2019 : executive summary conclusions and policy implications 1 . Austria: UNODC.

Gaya MLA

Crime, United, Nations, Office, On, Drugs, And. "World drug report 2019 : executive summary conclusions and policy implications 1". Austria: UNODC, 2019. Text.