Cita APA (7th ed.)
Khanna, O. (2014). A text book of welding technology. Dhanpat Rai Pub.
Cita Chicago (17th ed.)
Khanna, O.P. A Text Book of Welding Technology. New Delhi: Dhanpat Rai Pub, 2014.
Cita MLA (9th ed.)
Khanna, O.P. A Text Book of Welding Technology. Dhanpat Rai Pub, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.