Dyfyniad APA

Committee of the Chemistry Teachers of the Chicago High Schools. (1899). A laboratory manual of chemistry. D.C. Heath & Co..

Dyfyniad Arddull Chicago

Committee of the Chemistry Teachers of the Chicago High Schools. A Laboratory Manual of Chemistry. Boston: D.C. Heath & Co., 1899.

Dyfyniad MLA

Committee of the Chemistry Teachers of the Chicago High Schools. A Laboratory Manual of Chemistry. D.C. Heath & Co., 1899.

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