APA aipamena

Fisher, P. F., & Swindle , G. F. (1964). Computer programming systems.

Chicago Style aipamena

Fisher, Peter F., and George F. Swindle. Computer Programming Systems. 1964.

MLA aipamena

Fisher, Peter F., and George F. Swindle. Computer Programming Systems. 1964.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.