Baldrige, L. (1993). Letitia baldrige's new complete guide to executive manners. Maxwell Macmillan Internaional.
Chicagoスタイル(17版)引用形式Baldrige, Letitia. Letitia Baldrige's New Complete Guide to Executive Manners. New York: Maxwell Macmillan Internaional, 1993.
MLA(9版)引用形式Baldrige, Letitia. Letitia Baldrige's New Complete Guide to Executive Manners. Maxwell Macmillan Internaional, 1993.
警告: この引用は必ずしも正確ではありません.