Salpekar, A. Indian tourism, Wildlife tourism and ecotourism. Jnanada Prakashan.
芝加哥风格引文Salpekar, Aaradhana. Indian Tourism, Wildlife Tourism and Ecotourism. New Delhi: Jnanada Prakashan.
MLA引文Salpekar, Aaradhana. Indian Tourism, Wildlife Tourism and Ecotourism. Jnanada Prakashan.
警告：这些引文格式不一定是100％准确.