APA (7th ed.) Citation

Weis, H. C., & Steinmetz, P. (1991). Marktforschung. Kiehl.

Chicago Style (17th ed.) Citation

Weis, Hans Christian, and Peter Steinmetz. Marktforschung. Ludwigshafen (Rhein): Kiehl, 1991.

MLA (9th ed.) Citation

Weis, Hans Christian, and Peter Steinmetz. Marktforschung. Kiehl, 1991.

Warning: These citations may not always be 100% accurate.