APA Style
Pappas, J, L., Hirschey, M. (1989).
Fundamentals of Managerial Economics 3rd.ed. (3).
Florida:
Project Management Institute Publishing.
MLA Style
Pappas, James, L.., Hirschey, Mark.
"Fundamentals of Managerial Economics 3rd.ed.".
3
Florida:
Project Management Institute Publishing,
1989.
Text.