APA aipamena

Butler, D. (2012). Guide to ship repair estimates in man-hours (2nd ed.). Elsevier.

Chicago Style aipamena

Butler, Don. Guide to Ship Repair Estimates in Man-hours. 2nd ed. Amsterdam: Elsevier, 2012.

MLA aipamena

Butler, Don. Guide to Ship Repair Estimates in Man-hours. 2nd ed. Elsevier, 2012.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.