Παραπομπή APA

Burgess, E. (1982). Celestial basic: Astronomy on your computer. Sybex.

Παραπομπή Chicago Style

Burgess, Eric. Celestial Basic: Astronomy on Your Computer. Berkeley: Sybex, 1982.

Παραπομπή MLA

Burgess, Eric. Celestial Basic: Astronomy on Your Computer. Sybex, 1982.