RAju, G. (2009). Ecotourism guidance for tour operator. Mangalam Publ.
芝加哥风格引文RAju, G.P. Ecotourism Guidance for Tour Operator. Delhi: Mangalam Publ, 2009.
MLA引文RAju, G.P. Ecotourism Guidance for Tour Operator. Mangalam Publ, 2009.
警告：这些引文格式不一定是100％准确.