Singh, L. (2008). Fundamental of tourism and travel. Isha Books.
Chicagoスタイル(17版)引用形式Singh, L.K. Fundamental of Tourism and Travel. Delhi: Isha Books, 2008.
MLA(9版)引用形式Singh, L.K. Fundamental of Tourism and Travel. Isha Books, 2008.
警告: この引用は必ずしも正確ではありません.