Baugh, L. (1998). How to write first class business correspondence. Viva.
Chicagoスタイル(17版)引用形式Baugh, L. How to Write First Class Business Correspondence. New Delhi: Viva, 1998.
MLA(9版)引用形式Baugh, L. How to Write First Class Business Correspondence. Viva, 1998.
警告: この引用は必ずしも正確ではありません.