Bosticco, M. (1985). Instant business letters (2nd ed.). Gower.
Chicagoスタイル(17版)引用形式Bosticco, Mary. Instant Business Letters. 2nd ed. Aldershot, Hants., Eng: Gower, 1985.
MLA(9版)引用形式Bosticco, Mary. Instant Business Letters. 2nd ed. Gower, 1985.
警告: この引用は必ずしも正確ではありません.