APA (7th ed.) Citation

Porter, Steers, & Bigley. (1996). Motivation and leadership at work (6th int. ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Porter, Steers, and Bigley. Motivation and Leadership at Work. 6th int. ed. Singapore: McGraw-Hill, 1996.

MLA (8th ed.) Citation

Porter, et al. Motivation and Leadership at Work. 6th int. ed. McGraw-Hill, 1996.