Gaya APA

Schiffman, L, G., Wisenblit, J. (2019). Consumer behavior 12th ed (12th ed). Harlow: Pearson Education.

Gaya MLA

Schiffman, Leon, G., Wisenblit, Joe. "Consumer behavior 12th ed". 12th ed Harlow: Pearson Education, 2019. Buku Wajib.