Dyfyniad APA

Committee on Indexing Procedures. (1968). Indexing procedures for 15 virus diseases of citrus trees. Department of Agriculture.

Dyfyniad Arddull Chicago

Committee on Indexing Procedures. Indexing Procedures for 15 Virus Diseases of Citrus Trees. Washington, D.C: Department of Agriculture, 1968.

Dyfyniad MLA

Committee on Indexing Procedures. Indexing Procedures for 15 Virus Diseases of Citrus Trees. Department of Agriculture, 1968.

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