Παραπομπή APA

Rolph, P. (1992). How to Choose & Use an Execuitive Information System. Viva.

Παραπομπή Chicago Style

Rolph, Paul. How to Choose & Use an Execuitive Information System. New Delhi: Viva, 1992.

Παραπομπή MLA

Rolph, Paul. How to Choose & Use an Execuitive Information System. Viva, 1992.