Baldrige, L. (1993). Letitia baldrige's new complete guide to executive manners. Maxwell Macmillan Internaional.
Cita Chicago (17th ed.)Baldrige, Letitia. Letitia Baldrige's New Complete Guide to Executive Manners. New York: Maxwell Macmillan Internaional, 1993.
Cita MLA (9th ed.)Baldrige, Letitia. Letitia Baldrige's New Complete Guide to Executive Manners. Maxwell Macmillan Internaional, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.