Dyfyniad APA

Landrum, V. J. (2003). Encyclopedia of environment and pollution control (4 Vols). Jaico Publishing House.

Dyfyniad Arddull Chicago

Landrum, V. J. Encyclopedia of Environment and Pollution Control (4 Vols). Mumbai: Jaico Publishing House, 2003.

Dyfyniad MLA

Landrum, V. J. Encyclopedia of Environment and Pollution Control (4 Vols). Jaico Publishing House, 2003.

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