Erf, R. K. E. b. (1974). Holographic non destructive testing. Academic press.
Chicago-stil citatErf, Robert K Ed. by. Holographic Non Destructive Testing. New York: Academic press, 1974.
MLA-referensErf, Robert K Ed. by. Holographic Non Destructive Testing. Academic press, 1974.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.