Sarwar, G. (1986). survey report on air conditioners, refrigerators and deep freezers. Directorate of Industries and Mineral Development.
Chicago-referens (17:e uppl.)Sarwar, Ghulam. Survey Report on Air Conditioners, Refrigerators and Deep Freezers. Lahore: Directorate of Industries and Mineral Development, 1986.
MLA-referens (8:e uppl.)Sarwar, Ghulam. Survey Report on Air Conditioners, Refrigerators and Deep Freezers. Directorate of Industries and Mineral Development, 1986.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.