Citazione Stile APA (7a Edizione)

Hall, J. A. (1957). Timber Resources. United States Department of Agriculture.

Citazione stile Chigago Style (17a edizione)

Hall, J. A. Timber Resources. Madison: United States Department of Agriculture, 1957.

Citatione MLA (9a ed.)

Hall, J. A. Timber Resources. United States Department of Agriculture, 1957.