Παραπομπή APA

Spencer, D. D. (1973). Computers and programming guide for engineers. Sams.

Παραπομπή Chicago Style

Spencer, Donald D. Computers and Programming Guide for Engineers. Indiana Polis: Sams, 1973.

Παραπομπή MLA

Spencer, Donald D. Computers and Programming Guide for Engineers. Sams, 1973.