Donaldson, N. C., & Giese, L. D. (1968). Soil survey, Spokane County, Washington. Soil Conservation Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.].
Style de citation Chicago (17e éd.)Donaldson, Norman C., et Laurence D. Giese. Soil Survey, Spokane County, Washington. Washington]: Soil Conservation Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1968.
Style de citation MLA (8e éd.)Donaldson, Norman C., et Laurence D. Giese. Soil Survey, Spokane County, Washington. Soil Conservation Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1968.
Attention : ces citations peuvent ne pas être correctes à 100%.