Gaya APA
Cooper, Donald R, Schindler, Pamela S.. (2001).
Business research methods .
United States:
McGraw-Hill.
Gaya Chicago
Cooper, Donald R, Schindler, Pamela S..
Business research methods.
United States:
McGraw-Hill,
2001.
Text.
Gaya MLA
Cooper, Donald R, Schindler, Pamela S..
Business research methods.
United States:
McGraw-Hill,
2001.
Text.
Gaya Turabian
Cooper, Donald R, Schindler, Pamela S..
Business research methods.
United States:
McGraw-Hill,
2001.
Print.