Day, R. L. (1964). Marketing models: Quantitative and behavioral. Internationl Textbook Co..
Chicago Style (17th ed.) CitationDay, Ralph L. Marketing Models: Quantitative and Behavioral. Scranton, Pa.: Internationl Textbook Co., 1964.
MLA (8th ed.) CitationDay, Ralph L. Marketing Models: Quantitative and Behavioral. Internationl Textbook Co., 1964.
Warning: These citations may not always be 100% accurate.