Dyfyniad APA

Bell, L. H., & Bell, D. H. (1994). Industrial noise control: Fundamentals and applications (2 nd ed.). Marcel Dekker.

Dyfyniad Arddull Chicago

Bell, Lewis H., and Douglas H. Bell. Industrial Noise Control: Fundamentals and Applications. 2 nd ed. New York: Marcel Dekker, 1994.

Dyfyniad MLA

Bell, Lewis H., and Douglas H. Bell. Industrial Noise Control: Fundamentals and Applications. 2 nd ed. Marcel Dekker, 1994.

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