APA
Khan H., South Asian Network For Development And Environmen, . (2004). Demand for eco-tourism: Estimating recreational benefits from the Margalla Hills National Park in Northern Pakistan. SANDEE: Kathmandu.
Chicago
Khan Himayatullah, South Asian Network For Development And Environmen, . 2004. Demand for eco-tourism: Estimating recreational benefits from the Margalla Hills National Park in Northern Pakistan. SANDEE: Kathmandu.
Harvard
Khan H., South Asian Network For Development And Environmen, . (2004). Demand for eco-tourism: Estimating recreational benefits from the Margalla Hills National Park in Northern Pakistan. SANDEE: Kathmandu.
MLA
Khan Himayatullah, South Asian Network For Development And Environmen, . Demand for eco-tourism: Estimating recreational benefits from the Margalla Hills National Park in Northern Pakistan. SANDEE: Kathmandu. 2004.