APA Style
BECK, Robert C. (2004).
Motivation theories and principles .
New Jersey:
Pearson Education.
Chicago Style
BECK, Robert C.
Motivation theories and principles.
New Jersey:
Pearson Education,
2004.
Text.
MLA Style
BECK, Robert C.
Motivation theories and principles.
New Jersey:
Pearson Education,
2004.
Text.
Turabian Style
BECK, Robert C.
Motivation theories and principles.
New Jersey:
Pearson Education,
2004.
Print.