Dyfyniad APA

Krishnamoorthy Bala. (2014). Environmental Management (2nd.). Prentice Hall.

Dyfyniad Arddull Chicago

Krishnamoorthy Bala. Environmental Management. 2nd. New Delhi: Prentice Hall, 2014.

Dyfyniad MLA

Krishnamoorthy Bala. Environmental Management. 2nd. Prentice Hall, 2014.

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