Não informado. (1953). Extracts from the proceedings of the Royal Horticultural Society. Royal Horticultural Society.
Citace podle Chicago (17th ed.)Não informado. Extracts from the Proceedings of the Royal Horticultural Society. London: Royal Horticultural Society, 1953.
Citace podle MLA (8th ed.)Não informado. Extracts from the Proceedings of the Royal Horticultural Society. Royal Horticultural Society, 1953.
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