Style de citation APA (7e éd.)

Isaac, L. A. (1949). Better Douglas fir forests from better seed. University of Washington Press.

Style de citation Chicago (17e éd.)

Isaac, Leo A. Better Douglas Fir Forests from Better Seed. Seattle: University of Washington Press, 1949.

Style de citation MLA (8e éd.)

Isaac, Leo A. Better Douglas Fir Forests from Better Seed. University of Washington Press, 1949.

Attention : ces citations peuvent ne pas être correctes à 100%.