APA aipamena

349201 Ridley, J., & Pearce, D. (2003). Safety with machinery. Oxford : Butterworth-Heinemann.

Chicago Style aipamena

349201 Ridley, John, and Dick Pearce. Safety with Machinery. Oxford : Butterworth-Heinemann, 2003.

MLA aipamena

349201 Ridley, John, and Dick Pearce. Safety with Machinery. Oxford : Butterworth-Heinemann, 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.