APA
"United Nations P. I. (. o. )., "United Nations P. I. (. o. )., . (1960). United Nations and narcotic drugs. New: York UN.
Chicago
"United Nations Public Information (Office of )", "United Nations Public Information (Office of )", . 1960. United Nations and narcotic drugs. New: York UN.
Harvard
"United Nations P. I. (. o. )., "United Nations P. I. (. o. )., . (1960). United Nations and narcotic drugs. New: York UN.
MLA
"United Nations Public Information (Office of )", "United Nations Public Information (Office of )", . United Nations and narcotic drugs. New: York UN. 1960.
