Behrens, K. C. (1961). Demoskopische Marktforschung. Gabler.
Chicago Style (17th ed.) CitationBehrens, Karl Christian. Demoskopische Marktforschung. Wiesbaden: Gabler, 1961.
MLA (9th ed.) CitationBehrens, Karl Christian. Demoskopische Marktforschung. Gabler, 1961.
Warning: These citations may not always be 100% accurate.