Chicago Horticultural Society. (1976). Chicago Horticultural Society Botanic Garden. Chicago Horticultural Society.
Chicago Style (17th ed.) CitationChicago Horticultural Society. Chicago Horticultural Society Botanic Garden. Glencoe, Ill.: Chicago Horticultural Society, 1976.
MLA (9th ed.) CitationChicago Horticultural Society. Chicago Horticultural Society Botanic Garden. Chicago Horticultural Society, 1976.
Warning: These citations may not always be 100% accurate.