American Horticultural Society. (1982). Annuals. Mount Vernon, Va.: American Horticultural Society.
Chicago Style CitationAmerican Horticultural Society. Annuals. Mount Vernon, Va.: American Horticultural Society, 1982.
MLA CitationAmerican Horticultural Society. Annuals. Mount Vernon, Va.: American Horticultural Society, 1982.
Warning: These citations may not always be 100% accurate.