Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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