Penggayaan APA
Calvin. (2007).
Sales management demystified .
New York:
McGraw-Hill.
Chicago Style
Calvin.
Sales management demystified.
New York:
McGraw-Hill,
2007.
Text.
MLA Style
Calvin.
Sales management demystified.
New York:
McGraw-Hill,
2007.
Text.
Turabian Style
Calvin.
Sales management demystified.
New York:
McGraw-Hill,
2007.
Print.