Gaya APA

Birdi, G. (1979). Water supply and sanitary engineering (public health engineering) (2nd ed.). Nai Sarak, Delhi: Dhanpat Rai & Sons.

Gaya MLA

Birdi, G.S.. "Water supply and sanitary engineering (public health engineering)". 2nd ed. Nai Sarak, Delhi: Dhanpat Rai & Sons, 1979. Text.