Cita APA (7th ed.)
Agarwal, M. (1997). Railway engineering (2nd rev. & enl. ed.). Standard.
Cita Chicago (17th ed.)
Agarwal, M.M. Railway Engineering. 2nd rev. & enl. ed. Delhi: Standard, 1997.
Cita MLA (9th ed.)
Agarwal, M.M. Railway Engineering. 2nd rev. & enl. ed. Standard, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.