APA
Directorate General of Employment and Training N. D., . (1988). Welding: Theory and Practice. New Delhi: TATA McGRAW HILL.
Chicago
Directorate General of Employment and Training New Delhi, . 1988. Welding: Theory and Practice. New Delhi: TATA McGRAW HILL.
Harvard
Directorate General of Employment and Training N. D., . (1988). Welding: Theory and Practice. New Delhi: TATA McGRAW HILL.
MLA
Directorate General of Employment and Training New Delhi, . Welding: Theory and Practice. New Delhi: TATA McGRAW HILL. 1988.