APA Style
HEERKENS, Gary R.. (2014).
Project Management (Edisi ke- 2).
United States Of America:
McGraw-Hill Education.
Chicago Style
HEERKENS, Gary R..
Project Management.
Edisi ke- 2
United States Of America:
McGraw-Hill Education,
2014.
Text.
MLA Style
HEERKENS, Gary R..
Project Management.
Edisi ke- 2
United States Of America:
McGraw-Hill Education,
2014.
Text.
Turabian Style
HEERKENS, Gary R..
Project Management.
Edisi ke- 2
United States Of America:
McGraw-Hill Education,
2014.
Print.