India. Central Board of Irrigation and Power. (1967). Manual on layout of sub-stations.
Chicago-referens (17:e uppl.)India. Central Board of Irrigation and Power. Manual on Layout of Sub-stations. New Delhi, 1967.
MLA-referens (8:e uppl.)India. Central Board of Irrigation and Power. Manual on Layout of Sub-stations. 1967.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.