Gaya APA
Heerkens,Gary R. (2007).
Project mangement: 24 steps to help you master any project .
Singapore:
McGraw-Hill.
Gaya Chicago
Heerkens,Gary R.
Project mangement: 24 steps to help you master any project.
Singapore:
McGraw-Hill,
2007.
Text.
Gaya MLA
Heerkens,Gary R.
Project mangement: 24 steps to help you master any project.
Singapore:
McGraw-Hill,
2007.
Text.
Gaya Turabian
Heerkens,Gary R.
Project mangement: 24 steps to help you master any project.
Singapore:
McGraw-Hill,
2007.
Print.