McArdle, R. E., & Meyer, W. H. (1930). The yield of Douglas fir in the Pacific northwest. [U.S. Govt. print. off.].
Style de citation Chicago (17e éd.)McArdle, Richard E., et Walter H. Meyer. The Yield of Douglas Fir in the Pacific Northwest. Washington: [U.S. Govt. print. off.], 1930.
Style de citation MLA (8e éd.)McArdle, Richard E., et Walter H. Meyer. The Yield of Douglas Fir in the Pacific Northwest. [U.S. Govt. print. off.], 1930.
Attention : ces citations peuvent ne pas être correctes à 100%.