Trivedi, Nimish Tunnel engineering/ Nimish Trivedi - New Delhi, India : Venus Books, c2014. - viii, 304 pages : illustrations ; 23 cm. Includes bibliographical references and index. ISBN: 9788189922955 Subjects--Topical Terms: 1. Tunnels-- Engineering. Dewey Class. No.: Circ. 624.193 T841t 2014