APA (7th ed.) Citation

Smith, H. B. (1922). Forests and timber resources of Poland. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

Smith, H. B. Forests and Timber Resources of Poland. [Washington?]: U.S. Government Printing Office, 1922.

MLA (9th ed.) Citation

Smith, H. B. Forests and Timber Resources of Poland. U.S. Government Printing Office, 1922.