Adams, W. (1935). Studies in tolerance of New England forest trees. Free Pres Printing.
Style de citation Chicago (17e éd.)Adams, W.R. Studies in Tolerance of New England Forest Trees. Burlington: Free Pres Printing, 1935.
Style de citation MLA (9e éd.)Adams, W.R. Studies in Tolerance of New England Forest Trees. Free Pres Printing, 1935.
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