BHATT N.D. (2010). MACHINE DRAWING (45.). CHAROTKAR.
Chicago Style aipamenaBHATT N.D. MACHINE DRAWING. 45. ANAND: CHAROTKAR, 2010.
MLA aipamenaBHATT N.D. MACHINE DRAWING. 45. CHAROTKAR, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.