Pakistan-Colombo Plan Workshop on Drug Abuse Prevention Education Nathia Gali, Pakistan, Pakistan Narcotics Control Board, & Colombo Plan Bureau. (1978). Pakistan-Colombo Plan Workshop on Drug Abuse Prevention Education, 6-11 August 1977, Nathiagali: Workshop report. The Bureau.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPakistan-Colombo Plan Workshop on Drug Abuse Prevention Education Nathia Gali, Pakistan, Pakistan Narcotics Control Board, और Colombo Plan Bureau. Pakistan-Colombo Plan Workshop on Drug Abuse Prevention Education, 6-11 August 1977, Nathiagali: Workshop Report. Colombo: The Bureau, 1978.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPakistan-Colombo Plan Workshop on Drug Abuse Prevention Education Nathia Gali, Pakistan, et al. Pakistan-Colombo Plan Workshop on Drug Abuse Prevention Education, 6-11 August 1977, Nathiagali: Workshop Report. The Bureau, 1978.