Poertner, S., & Miller, K. M. (1997). The art of giving and receiving feedback. American Media.
Cita Chicago Style (17a ed.)Poertner, Shirley, y Karen Massetti Miller. The Art of Giving and Receiving Feedback. West Des Moines, Iowa: American Media, 1997.
Cita MLA (9a ed.)Poertner, Shirley, y Karen Massetti Miller. The Art of Giving and Receiving Feedback. American Media, 1997.
Precaución: Estas citas no son 100% exactas.