APA (7th ed.) Citation

Erf, R. K. (1974). Holographic nondestructive testing. Academic Press.

Chicago Style (17th ed.) Citation

Erf, Robert K. Holographic Nondestructive Testing. New York: Academic Press, 1974.

MLA (9th ed.) Citation

Erf, Robert K. Holographic Nondestructive Testing. Academic Press, 1974.

Warning: These citations may not always be 100% accurate.