804,715 NARCOTIC Narcotic drugs : estimated world requirements for 1989 : statistics for 1987 / International Narcotics Control Board - Vienna. - New York : United Nations, 1988. - V, 162 s. ; 30 cm Tyt. i tekst również w jęz. fr. i hisz. (United Nations Publications) ISBN 92-1-048044-9 ISSN 1013-3453