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Technological Developments in Lead and Zinc Production and their Significance to Developing Countries /United Nations by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: New York ; United Nations
Availability: Items available for loan: Dr VKRV Rao Library (1)Call number: D 338.274 52 UNI.

2.
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Hydrogenation of coal and coal tars . industrial development organisation by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: New York ; United Nations ; 1972
Availability: Items available for loan: Dr VKRV Rao Library (1)Call number: D338.475 478 2 UNI.