Kalsi P S Organic reactions through solved problems - 4 - New Delhi New Age International Publishers 2006 - xiv, 592p. cm. Index 588-592p. ISBN: 8122417663 (pbk) Standard No.: 98287 Source: 2638, 30/01/2010, New India Book Agency Textual Dewey Class. No.: E5:28, P6;7-;11