RANA B C. (2005). ENGINEERING DRAWING. PEARSON EDUCATION.
Chicago Style aipamenaRANA B C. ENGINEERING DRAWING. NEW DELHI: PEARSON EDUCATION, 2005.
MLA aipamenaRANA B C. ENGINEERING DRAWING. PEARSON EDUCATION, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.