Encyclopedia of science and technology Vol.1
editor, in.chief, R.P. Jain; editors, V.K. Gendhi, Artul Amand, Anuj Kohli, Anil Sharga
Crest Publishing House, 1998,
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Encyclopedia of science and technology Vol.3
Crest Publishing House, 1998,
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Encyclopedia of science and technology Vol.5
Crest Publishing House, 1998,
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Encyclopedia of science and technology Vol.4
Crest Publishing House, 1998,
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McGraw-Hill concise encyclopedia of science & technology
Sybil P. Parker, editor in chief
McGraw-Hill, 1984
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