Dyfyniad APA

Casey,T J. (1984). Methods of Characterization of Sewage Sludge. d reidel.

Dyfyniad Arddull Chicago

Casey,T J. Methods of Characterization of Sewage Sludge. boston: d reidel, 1984.

Dyfyniad MLA

Casey,T J. Methods of Characterization of Sewage Sludge. d reidel, 1984.

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