Mater, J. (1977). Citizens involved, handle with care!: A forest industry guide to working with the public. Timber Press.
Chicago-referens (17:e uppl.)Mater, Jean. Citizens Involved, Handle with Care!: A Forest Industry Guide to Working with the Public. Forest Grove, Oregon: Timber Press, 1977.
MLA-referens (9:e uppl.)Mater, Jean. Citizens Involved, Handle with Care!: A Forest Industry Guide to Working with the Public. Timber Press, 1977.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.