Cita APA (7a ed.)

Ensign, N. E. (1921). Analytical mechanics for enginners.

Cita Chicago Style (17a ed.)

Ensign, Newton E. Analytical Mechanics for Enginners. New York, New York ; John Willey & Sons, 1921.

Cita MLA (9a ed.)

Ensign, Newton E. Analytical Mechanics for Enginners. 1921.