Cita APA (7th ed.)

KHANNA , O. (2006). WELDING TECHNOLOGY (2006.). Dhanpatrai.

Cita Chicago (17th ed.)

KHANNA , O.P. WELDING TECHNOLOGY. 2006. NEW DELHI: Dhanpatrai, 2006.

Cita MLA (9th ed.)

KHANNA , O.P. WELDING TECHNOLOGY. 2006. Dhanpatrai, 2006.