Gaya APA
Blankenship, A, B., Doyle, J, B. (1965).
Marketing Research Management (Ed. 1).
Indianapolis:
The American Society of International Law.
Gaya MLA
Blankenship, A., B.., Doyle, J., B..
"Marketing Research Management".
Ed. 1
Indianapolis:
The American Society of International Law,
1965.
Text.