Dyfyniad APA

BAIRD COLIN & CANN MICHAEL. (2008). ENVIRONMENTAL CHEMISTRY (4.). W.H FREEMAN AND CO.

Dyfyniad Arddull Chicago

BAIRD COLIN & CANN MICHAEL. ENVIRONMENTAL CHEMISTRY. 4. NEWYORK: W.H FREEMAN AND CO, 2008.

Dyfyniad MLA

BAIRD COLIN & CANN MICHAEL. ENVIRONMENTAL CHEMISTRY. 4. W.H FREEMAN AND CO, 2008.

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