APA Citation

U.S.Department of Agriculture. (1948). Grass: The yearbook of agriculture 1946. Washington: U.S.Department of Agriculture.

Trích dẫn kiểu Chicago

U.S.Department of Agriculture. Grass: The Yearbook of Agriculture 1946. Washington: U.S.Department of Agriculture, 1948.

MLA Citation

U.S.Department of Agriculture. Grass: The Yearbook of Agriculture 1946. Washington: U.S.Department of Agriculture, 1948.

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