RAju, G. (2009). Ecotourism guidance for tour operator. Mangalam Publ.
Chicagoスタイル(17版)引用形式RAju, G.P. Ecotourism Guidance for Tour Operator. Delhi: Mangalam Publ, 2009.
MLA(9版)引用形式RAju, G.P. Ecotourism Guidance for Tour Operator. Mangalam Publ, 2009.
警告: この引用は必ずしも正確ではありません.