Kamala, A.
Environmental engineering: water supply, sanitary, engineering and polution
Tata McGraw-Hill, 1994
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Sharma, Y.D.
A text book of electrical engineering
Dhanpat Rai & Son, 1977
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Babbitt, Harold Eaton, 1888-
Water supply engineering
McGraw-Hill, 1962
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Dara, S.S.
A text book on experiment and calculations in engineering chemistry
S. Chand, 1997
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Jain, Rajendra K.
Production technology : a text book for engineering studies
Khanna Publishers, 1984
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