Guthrie, A. 1. (1949). Vacuum equipment and techniques. New York, New York: McGraw-Hill.
Citación estilo ChicagoGuthrie, Andrew 1915-. Vacuum Equipment and Techniques. New York, New York: McGraw-Hill, 1949.
Cita MLAGuthrie, Andrew 1915-. Vacuum Equipment and Techniques. New York, New York: McGraw-Hill, 1949.
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