APA (7th ed.) Citation

Wiemann, M. C., & Green, D. W. (2007). Estimating Janka hardness from specific gravity for tropical and temperate species. U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory.

Chicago Style (17th ed.) Citation

Wiemann, Michael Carl, and David W. Green. Estimating Janka Hardness from Specific Gravity for Tropical and Temperate Species. Madison, WI: U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 2007.

MLA (9th ed.) Citation

Wiemann, Michael Carl, and David W. Green. Estimating Janka Hardness from Specific Gravity for Tropical and Temperate Species. U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 2007.