Dyfyniad APA

SCHAEFER LOLA M. (2019). FOOD GROUPS OILS (2008 Ed.). HEINEMANN LIBRARY.

Dyfyniad Arddull Chicago

SCHAEFER LOLA M. FOOD GROUPS OILS. 2008 Ed. MINNESOTA: HEINEMANN LIBRARY, 2019.

Dyfyniad MLA

SCHAEFER LOLA M. FOOD GROUPS OILS. 2008 Ed. HEINEMANN LIBRARY, 2019.

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