Kristal, F. A., & Annett, F. A. (1953). Pumps: Types, selection, installation, operation, and maintenance (2nd ed.). New York: McGraw-Hill Book Company.
Παραπομπή Chicago StyleKristal, Frank Albert, and Fred Anzley Annett. Pumps: Types, Selection, Installation, Operation, and Maintenance. 2nd ed. New York: McGraw-Hill Book Company, 1953.
Παραπομπή MLAKristal, Frank Albert, and Fred Anzley Annett. Pumps: Types, Selection, Installation, Operation, and Maintenance. 2nd ed. New York: McGraw-Hill Book Company, 1953.
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