TY - BOOK AU - Rangwala, S C AU - Rangwala, K S AU - Rangwala, P S TI - Principles of railway engineering SN - 9789380358505 CY - Gujarat KW - Machinery -- Railway station KW - Maintenance -- Railway bridges KW - Rail gauges KW - Railway engineering KW - Railway surveys KW - Signalling(Automatic) -- Trains systems N1 - Includes bibliographical references and index ER -