Friese, S. (2004). Review: Margaret A. Morrison, Eric Haley, Kim Bartel Sheehan & Ronald E. Taylor (2002). Using Qualitative Research in Advertising: Strategies, Techniques, and Applications / Shay Sayre (2001). Qualitative Methods for Marketplace Research. Forum Qualitative Sozialforschung Forum: Qualitative Social Research, 5(1). https://doi.org/10.17169/fqs-5.1.629