APA Edition Citation

Kerala state pollution, c. B. (2011). Water and air quality directory 2011. Kerala state pollution controle board.

Chicago Edition Citation

Kerala state pollution, control Board. Water and Air Quality Directory 2011. Kerala: Kerala state pollution controle board, 2011.

MLA Edition Citation

Kerala state pollution, control Board. Water and Air Quality Directory 2011. Kerala state pollution controle board, 2011.

Warning: These citations may not always be 100% accurate.