By Stephens F. R.   in Journal of Forestry

ISSN:0022-1201|64|3|184-186

Society of American Foresters‎(1966)‎

Access to resources Favorite 9.848126

By Stephens F.   Bick D.   in Journal of Clinical Excellence

ISSN:1475-9896|4|3|330-332

Radcliffe Press‎(2002)‎

Access to resources Favorite 9.174229

By Stephens F. R.   Gass C. R.   Billings R. F.   in Forest Science

ISSN:0015-749X|15|3|296-298

Society of American Foresters‎(1969)‎

Access to resources Favorite 5.9023676