Boland, R. G. A., & Oxtoby, R. M. (1973). Industrial marketing: Language and concepts. English Universities Press.
Chicago Style (17. basım) AtıfBoland, Robert G. A., ve Richard Markham Oxtoby. Industrial Marketing: Language and Concepts. London: English Universities Press, 1973.
MLA (8th ed.) AtıfBoland, Robert G. A., ve Richard Markham Oxtoby. Industrial Marketing: Language and Concepts. English Universities Press, 1973.
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