Cita APA (7th ed.)

Gill, P. S. (2009). Machine Drawing. Kataria.

Cita Chicago (17th ed.)

Gill, P S. Machine Drawing. New Delhi: Kataria, 2009.

Cita MLA (9th ed.)

Gill, P S. Machine Drawing. Kataria, 2009.

Atenció: Aquestes cites poden no estar 100% correctes.