CROCKETT, J. U. (1978). Bulbs: The time-life encyclopedia of gardening. Time-Life Books Alexandria.
Chicago Style (17th ed.) CitationCROCKETT, James Underwood. Bulbs: The Time-life Encyclopedia of Gardening. Time-Life Books Alexandria, 1978.
MLA (8th ed.) CitationCROCKETT, James Underwood. Bulbs: The Time-life Encyclopedia of Gardening. Time-Life Books Alexandria, 1978.
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