Monippally, M. (1997). The craft of business letter writing. TMH.
Chicagoスタイル(17版)引用形式Monippally, Mathew. The Craft of Business Letter Writing. New delhi: TMH, 1997.
MLA(9版)引用形式Monippally, Mathew. The Craft of Business Letter Writing. TMH, 1997.
警告: この引用は必ずしも正確ではありません.