TY - BOOK AU - Gupta,B.L. AU - Gupta,Amit TI - Text book of roads,railways, bridges, tunnels engineering U1 - 625.1 19 PY - 1982///.[Reprinted 1995] CY - New Delhi PB - Standerd Pub.Distributers KW - Railroad engineering N1 - "A Wiley-Interscience publication."; Includes bibliographies and indexes ER -