KHURMI/GUPTA. (2009). THEORY OF MACHINES (3.). TMH.
Chicago Style aipamenaKHURMI/GUPTA. THEORY OF MACHINES. 3. NEW DELHI: TMH, 2009.
MLA aipamenaKHURMI/GUPTA. THEORY OF MACHINES. 3. TMH, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.