Gaya APA

Pierce, J, L., Newstrom, J, W. (1994). Leaders and the leadhership process : reading, self assessments and applications . Chicago: Irwin.

Gaya MLA

Pierce, Jon, L.., Newstrom, John, W.. "Leaders and the leadhership process : reading, self assessments and applications". Chicago: Irwin, 1994. Text.