Behrens, K. C. (1959). Marktforschung. Gabler.
Chicago Style (17th ed.) CitationBehrens, Karl Christian. Marktforschung. Wiesbaden: Gabler, 1959.
MLA (9th ed.) CitationBehrens, Karl Christian. Marktforschung. Gabler, 1959.
Warning: These citations may not always be 100% accurate.