Boundy, A. W. (1980). Engineering drawing (2nd ed.). McGraw-Hill.
Chicago Style aipamenaBoundy, Albert William. Engineering Drawing. 2nd ed. Sydney: McGraw-Hill, 1980.
MLA aipamenaBoundy, Albert William. Engineering Drawing. 2nd ed. McGraw-Hill, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.