Παραπομπή APA

Bourbousson, P. H. M. (1973). Questions and answers on gas welding and cutting. Newnes - Butterworths.

Παραπομπή Chicago Style

Bourbousson, P H M. Questions and Answers on Gas Welding and Cutting. London: Newnes - Butterworths, 1973.

Παραπομπή MLA

Bourbousson, P H M. Questions and Answers on Gas Welding and Cutting. Newnes - Butterworths, 1973.