Dyfyniad APA

United States Department of Agriculture & National Agricultural Statistics Service. (1996). Agricultural Chemical Usage. 1995 Fruits Summary.

Dyfyniad Arddull Chicago

United States Department of Agriculture and National Agricultural Statistics Service. Agricultural Chemical Usage. 1995 Fruits Summary. 1996.

Dyfyniad MLA

United States Department of Agriculture and National Agricultural Statistics Service. Agricultural Chemical Usage. 1995 Fruits Summary. 1996.

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