Παραπομπή APA

Hasbani, G. (2000). Essentials making great presentations: The things that really matter about. Viva Books.

Παραπομπή Chicago Style

Hasbani, Ghassan. Essentials Making Great Presentations: The Things That Really Matter About. New Delhi: Viva Books, 2000.

Παραπομπή MLA

Hasbani, Ghassan. Essentials Making Great Presentations: The Things That Really Matter About. Viva Books, 2000.