for B.Sc.(Engg.)... professional examinations Bali, N.P. creator Goyal, Manish text New Delhi Laxmi Publications 2008(repr.) monographic 1530p. 26cm(pbk) by N.P. Bali (and) Manish Goyal 620.00151 9788170089926 B-408706 RP/BL-III Chander Mukhi Prakshan 20130814171056.0