Não informado. (2005). Materials Evaluation. American Society for Nondestructive Testing.
Chicago (17e ed.) BronvermeldingNão informado. Materials Evaluation. Columbus, Ohio: American Society for Nondestructive Testing, 2005.
MLA (8e ed.) BronvermeldingNão informado. Materials Evaluation. American Society for Nondestructive Testing, 2005.
Let op: Deze citaties zijn niet altijd 100% accuraat.