Dyfyniad APA

Ayres, J. C. (1969). Chemical and biological hazarfs in food. Hafner.

Dyfyniad Arddull Chicago

Ayres, J. C. Chemical and Biological Hazarfs in Food. Hafner, 1969.

Dyfyniad MLA

Ayres, J. C. Chemical and Biological Hazarfs in Food. Hafner, 1969.

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