Pakistan. Directorate of Films & Publications. (1981). Pakistan: Energy resources. Ministry of Information & Broadcasting. Directorate of Films & Publications. Govt. of Pakistan.
Chicago-Zitierstil (17. Ausg.)Pakistan. Directorate of Films & Publications. Pakistan: Energy Resources. Islamabad: Ministry of Information & Broadcasting. Directorate of Films & Publications. Govt. of Pakistan, 1981.
MLA-Zitierstil (8. Ausg.)Pakistan. Directorate of Films & Publications. Pakistan: Energy Resources. Ministry of Information & Broadcasting. Directorate of Films & Publications. Govt. of Pakistan, 1981.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.