APA引文

Singh, L. (2008). Fundamental of tourism and travel. ISHA books.

Chicago Edition Citation

Singh, L.K. Fundamental of Tourism and Travel. Delhi: ISHA books, 2008.

MLA引文

Singh, L.K. Fundamental of Tourism and Travel. ISHA books, 2008.

警告：這些引文格式不一定是100％准確.