Ringwala, S. C. Principles of railway engineering / S. C. Rangwala, K. S. Rangwala and P. S. Rangwala. - 14th rev. & enl. ed. - Anand, India : Charotar Book Stall, 2003. - xvi, 400 pages : illustrations ; 22 cm. Includes index. Subjects--Topical Terms: Railroad engineering. Dewey Class. No.: 625.1 RAN