Style de citation APA (7e éd.)

Blyth, J. E., & Weatherspoon, A. K. :. S. (1992). Michigan timber industry an assessment of timber product output and use. U.S. Department of agriculture.

Style de citation Chicago (17e éd.)

Blyth, James E., et Anthony K : Smith Weatherspoon. Michigan Timber Industry an Assessment of Timber Product Output and Use. Minnestoa: U.S. Department of agriculture, 1992.

Style de citation MLA (9e éd.)

Blyth, James E., et Anthony K : Smith Weatherspoon. Michigan Timber Industry an Assessment of Timber Product Output and Use. U.S. Department of agriculture, 1992.

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