APA (7 वां संस्करण) प्रशस्ति पत्र
Lewitt, E. H. (1961). Hydraulics and the fluid mechanics: A textbook covering the syllabuses of the B.Sc. (Eng.), Inst. C.E., and I.Mech.E. examinations in this subject (10th ed.). The English Language Book Society.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Lewitt, E. H. Hydraulics and the Fluid Mechanics: A Textbook Covering the Syllabuses of the B.Sc. (Eng.), Inst. C.E., and I.Mech.E. Examinations in This Subject. 10th ed. London: The English Language Book Society, 1961.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Lewitt, E. H. Hydraulics and the Fluid Mechanics: A Textbook Covering the Syllabuses of the B.Sc. (Eng.), Inst. C.E., and I.Mech.E. Examinations in This Subject. 10th ed. The English Language Book Society, 1961.
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