APA Style
Creswell,John. (2013).
Research design (Ed. 3).
:
Pustaka pelajar.
Chicago Style
Creswell,John.
Research design.
Ed. 3
:
Pustaka pelajar,
2013.
Text.
MLA Style
Creswell,John.
Research design.
Ed. 3
:
Pustaka pelajar,
2013.
Text.
Turabian Style
Creswell,John.
Research design.
Ed. 3
:
Pustaka pelajar,
2013.
Print.