Dyfyniad APA

India. Central Pollution Control Board. (1992). Comprehensive industry document on lime kilns. Central Pollution Control Board.

Dyfyniad Arddull Chicago

India. Central Pollution Control Board. Comprehensive Industry Document on Lime Kilns. Delhi: Central Pollution Control Board, 1992.

Dyfyniad MLA

India. Central Pollution Control Board. Comprehensive Industry Document on Lime Kilns. Central Pollution Control Board, 1992.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.