APA aipamena

V B D. (1992). POWER ENGINEERING. V. B. D.

Chicago Style aipamena

V B D. POWER ENGINEERING. V. B. D, 1992.

MLA aipamena

V B D. POWER ENGINEERING. V. B. D, 1992.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.