Pakistan. Environment and Urban Affairs Division & International Union for Conservation of Nature and Natural Resources. (1998). The Pakistan national conservation strategy: Where we are, where we should be, and how to get there. Environment and Urban Affairs Division, Govt. of Pakistan : The World Conservation Union.
芝加哥风格引文Pakistan. Environment and Urban Affairs Division 与 International Union for Conservation of Nature and Natural Resources. The Pakistan National Conservation Strategy: Where We Are, Where We Should Be, and How to Get There. Islamabad: Environment and Urban Affairs Division, Govt. of Pakistan : The World Conservation Union, 1998.
MLA引文Pakistan. Environment and Urban Affairs Division 与 International Union for Conservation of Nature and Natural Resources. The Pakistan National Conservation Strategy: Where We Are, Where We Should Be, and How to Get There. Environment and Urban Affairs Division, Govt. of Pakistan : The World Conservation Union, 1998.