APA Style
Boyd, Harper, W., Westfall, Ralp. (1977).
Marketing research : text and cases (4th ed.).
Illinonis:
Richard D. Irwin Inc..
Chicago Style
Boyd, Harper, W., Westfall, Ralp.
Marketing research : text and cases.
4th ed.
Illinonis:
Richard D. Irwin Inc.,
1977.
Text.
MLA Style
Boyd, Harper, W., Westfall, Ralp.
Marketing research : text and cases.
4th ed.
Illinonis:
Richard D. Irwin Inc.,
1977.
Text.
Turabian Style
Boyd, Harper, W., Westfall, Ralp.
Marketing research : text and cases.
4th ed.
Illinonis:
Richard D. Irwin Inc.,
1977.
Print.