Dyfyniad APA

Calley, A., & Forster. C.F. Stafford. D.A. (1977). Treatment of Industrial Effluents. Hodder and Stoughton.

Dyfyniad Arddull Chicago

Calley, A.G, and Forster. C.F. Stafford. D.A. Treatment of Industrial Effluents. lONDON: Hodder and Stoughton, 1977.

Dyfyniad MLA

Calley, A.G, and Forster. C.F. Stafford. D.A. Treatment of Industrial Effluents. Hodder and Stoughton, 1977.

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