Nepal National Conservation Strategy Implementation Programme & International Union for Conservation of Nature and Natural Resources. (1991). Environmental pollution in Nepal: A review of studies. National Conservation Strategy Implementation Programme, National Planning Commission, HMG Nepal, in collaboration with IUCN.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNepal National Conservation Strategy Implementation Programme और International Union for Conservation of Nature and Natural Resources. Environmental Pollution in Nepal: A Review of Studies. Kathmandu, Nepal: National Conservation Strategy Implementation Programme, National Planning Commission, HMG Nepal, in collaboration with IUCN, 1991.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNepal National Conservation Strategy Implementation Programme और International Union for Conservation of Nature and Natural Resources. Environmental Pollution in Nepal: A Review of Studies. National Conservation Strategy Implementation Programme, National Planning Commission, HMG Nepal, in collaboration with IUCN, 1991.