American National Standards Institute. (1996). Standard for AWS certification of welding inspectors (In lần thứ 1.). America: American Welding Society.
Styl cytowania ChicagoAmerican National Standards Institute. Standard for AWS Certification of Welding Inspectors. In lần thứ 1. America: American Welding Society, 1996.
Styl cytowania MLAAmerican National Standards Institute. Standard for AWS Certification of Welding Inspectors. In lần thứ 1. America: American Welding Society, 1996.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..