APA Style

Rollin, R. (2022). Essays on Congruence Theory in Marketing: Special Focus on Digital Products and Webstores . Germany: Springer Fachmedien Wiesbaden GmbH.

MLA Style

Rollin, Robér. "Essays on Congruence Theory in Marketing: Special Focus on Digital Products and Webstores". Germany: Springer Fachmedien Wiesbaden GmbH, 2022. E-Book.