Saini, L., & Bali, P. (1988). Commercial Geography. Kalyani Publishers.
Chicagoスタイル(17版)引用形式Saini, L.D, , P.K Bali. Commercial Geography. New Delhi, India: Kalyani Publishers, 1988.
MLA(9版)引用形式Saini, L.D, , P.K Bali. Commercial Geography. Kalyani Publishers, 1988.
警告: この引用は必ずしも正確ではありません.