(1898). Delaware College Agricultural experiment station: научное издание. Bulletin No XLII, december : The European and Japanese Chestnuts in the Eastern United States.
Citace podle Chicago (17th ed.)Delaware College Agricultural Experiment Station: научное издание. Bulletin No XLII, December : The European and Japanese Chestnuts in the Eastern United States. 1898.
Citace podle MLA (9th ed.)Delaware College Agricultural Experiment Station: научное издание. Bulletin No XLII, December : The European and Japanese Chestnuts in the Eastern United States. 1898.
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