Dyfyniad APA

(1990). Official Methods Of Analysis Of The Association Of Analytical Chemists Editor William Horwitz ...[et ... All]. AOAC.

Dyfyniad Arddull Chicago

Official Methods Of Analysis Of The Association Of Analytical Chemists Editor William Horwitz ...[et ... All]. AOAC, 1990.

Dyfyniad MLA

Official Methods Of Analysis Of The Association Of Analytical Chemists Editor William Horwitz ...[et ... All]. AOAC, 1990.

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