Gaya APA
Bryman, Alan. (2004).
Social Research Methods : Second Edition (Ed. 2).
New york:
Oxford university press.
Gaya Chicago
Bryman, Alan.
Social Research Methods : Second Edition.
Ed. 2
New york:
Oxford university press,
2004.
Text.
Gaya MLA
Bryman, Alan.
Social Research Methods : Second Edition.
Ed. 2
New york:
Oxford university press,
2004.
Text.
Gaya Turabian
Bryman, Alan.
Social Research Methods : Second Edition.
Ed. 2
New york:
Oxford university press,
2004.
Print.