(1896). Yearbook of the United States Department of Agriculture: научное издание.
Citazione stile Chigago Style (17a edizione)Yearbook of the United States Department of Agriculture: научное издание. 1896.
Citatione MLA (9a ed.)Yearbook of the United States Department of Agriculture: научное издание. 1896.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.