Richardson, E. (1983). David T Mason, forestry advocate, 1883-1973. Forest History Society.
Chicago Style (17th ed.) CitationRichardson, Elmo. David T Mason, Forestry Advocate, 1883-1973. Forest History Society, 1983.
MLA (8th ed.) CitationRichardson, Elmo. David T Mason, Forestry Advocate, 1883-1973. Forest History Society, 1983.
Warning: These citations may not always be 100% accurate.