Não informado. (1969). Journal of the American Society for Horticultural Science. American Society for Horticultural Science.
Cita Chicago Style (17a ed.)Não informado. Journal of the American Society for Horticultural Science. Alexandria, Va: American Society for Horticultural Science, 1969.
Cita MLA (8a ed.)Não informado. Journal of the American Society for Horticultural Science. American Society for Horticultural Science, 1969.
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