Bhatnagar, K. P. (1970). Transport in modern India (Rev. and enl. [8th] ed.). Kishore Pub. House.
Chicago-referens (17:e uppl.)Bhatnagar, Kalka Prasad. Transport in Modern India. Rev. and enl. [8th] ed. Kanpur: Kishore Pub. House, 1970.
MLA-referens (8:e uppl.)Bhatnagar, Kalka Prasad. Transport in Modern India. Rev. and enl. [8th] ed. Kishore Pub. House, 1970.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.