APA引文

U.S.DepartmentofAgriculture,OfficeofExperimentStations. (1899). Farmers’ bulletin: научное издание. No 51-75.

Chicago Style (17th ed.) Citation

U.S.DepartmentofAgriculture,OfficeofExperimentStations. Farmers’ Bulletin: научное издание. No 51-75. 1899.

MLA引文

U.S.DepartmentofAgriculture,OfficeofExperimentStations. Farmers’ Bulletin: научное издание. No 51-75. 1899.

警告：這些引文格式不一定是100％准確.