APA Citatie

American National Standards Institute. (1993). Standard for AWS Certified Welders. American: American Welding Society.

Chicago Style citaat

American National Standards Institute. Standard for AWS Certified Welders. American: American Welding Society, 1993.

MLA citatie

American National Standards Institute. Standard for AWS Certified Welders. American: American Welding Society, 1993.

Let op: Deze citaties zijn niet altijd 100% accuraat.