APA-Zitierstil (7. Ausg.)

WORK, J., & Brand, G. (2020). E-Commerce Business Model 2020: This Book Includes. INDEPENDENTLY PUBLISHED.

Chicago-Zitierstil (17. Ausg.)

WORK, JIM, und George Brand. E-Commerce Business Model 2020: This Book Includes. [S.l.]: INDEPENDENTLY PUBLISHED, 2020.

MLA-Zitierstil (9. Ausg.)

WORK, JIM, und George Brand. E-Commerce Business Model 2020: This Book Includes. INDEPENDENTLY PUBLISHED, 2020.