MLA

Antczak, Anna, and Barbara A Sypniewska. Cross-cultural Personal Selling. Springer International Publishing, 2017.

APA

Antczak, A., & Sypniewska, B. A. (2017). Cross-Cultural Personal Selling. Springer International Publishing.

Chicago

Antczak, Anna, and Barbara A Sypniewska. Cross-Cultural Personal Selling. : Springer International Publishing, 2017.