APA aipamena

Condon, R. J. (1978). Data processing system analysis and design. Reston.

Chicago Style aipamena

Condon, Robert J. Data Processing System Analysis and Design. U S A: Reston, 1978.

MLA aipamena

Condon, Robert J. Data Processing System Analysis and Design. Reston, 1978.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.