Dyfyniad APA

U.S.DepartmentofAgriculture,OfficeofExperimentStations. (1899). Farmers’ bulletin: научное издание. No 101-125.

Dyfyniad Arddull Chicago

U.S.DepartmentofAgriculture,OfficeofExperimentStations. Farmers’ Bulletin: научное издание. No 101-125. 1899.

Dyfyniad MLA

U.S.DepartmentofAgriculture,OfficeofExperimentStations. Farmers’ Bulletin: научное издание. No 101-125. 1899.

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