APA引文

Sethi, P. (2002). Millennium trends in travel tourism. Rajat.

芝加哥风格引文

Sethi, Praveen. Millennium Trends in Travel Tourism. New delhi: Rajat, 2002.

MLA引文

Sethi, Praveen. Millennium Trends in Travel Tourism. Rajat, 2002.

警告：这些引文格式不一定是100％准确.