APA
Rangwala S. C., Rangwala K. S., . (1969). Water supply and sanitary engineering. Gujarat: .
Chicago
Rangwala S C, Rangwala K S, . 1969. Water supply and sanitary engineering. Gujarat: .
Harvard
Rangwala S. C., Rangwala K. S., . (1969). Water supply and sanitary engineering. Gujarat: .
MLA
Rangwala S C, Rangwala K S, . Water supply and sanitary engineering. Gujarat: . 1969.