Billings, H. . J. (1953). Applied kinematics (Ed.3.). East - West.
Chicago Style aipamenaBillings, Harland J. Applied Kinematics. Ed.3. New Delhi: East - West, 1953.
MLA aipamenaBillings, Harland J. Applied Kinematics. Ed.3. East - West, 1953.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.