By Knapp Robert H.   williamson Richard L.   in Forest Science

ISSN:0015-749X|30|2|284-290

Society of American Foresters‎(1984)‎

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By Patricia Ann Knapp   Robert H. Deluty   PhD   in Social Behavior and Personality: An international journal

ISSN:0301-2212|15|1|43-52

Scientific Journal Publishers‎(1987)‎

Access to resources Favorite 9.261067