Rai, U. (1991). Business Communication. Himalaya Publishing House.
Chicagoスタイル(17版)引用形式Rai, U. Business Communication. Mumbai: Himalaya Publishing House, 1991.
MLA(9版)引用形式Rai, U. Business Communication. Himalaya Publishing House, 1991.
警告: この引用は必ずしも正確ではありません.