APA Style
Gary R. Heerkens, PMP. (2001).
Project Management (FOURTH).
USA:
MBA.
Chicago Style
Gary R. Heerkens, PMP.
Project Management.
FOURTH
USA:
MBA,
2001.
Text.
MLA Style
Gary R. Heerkens, PMP.
Project Management.
FOURTH
USA:
MBA,
2001.
Text.
Turabian Style
Gary R. Heerkens, PMP.
Project Management.
FOURTH
USA:
MBA,
2001.
Print.