Sukumar , Sunanda ;Lochab ,Bimlesh creator text Chemistry ;Manual of Chemistry xxu New Delhi ;Studium Press Pvt.Ltd ,2017 monographic eng

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ix,205 p. ;25 cm /Sunanda Sukumar 540 SUK 9789380012902 Studium Press Pvt.Ltd ;Flat No.4735/22, Prakash Deep Builiding, 5 Ansari Road, Daryaganj New Delhi 170222 20170222163412.0