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Marketing research : a management overview
Konrad, Evelyn, (1966)
Advertising : creative communication with consumers
Hepner, Harry Walker, (1964)
Effects of competing messages: A laboratory simulation
Wells, Willliam D., (1965)
Innovative behavior and communication
Robertson, Thomas S., (1971)
Consumer behavior
Robertson, Thomas S., (1970)
Consumer innovators: The key to new product success
Robertson, Thomas S., (1967)