Massachusetts Horticultural Society, Horticultural Society of New York, & Pennsylvania Horticultural Society. Horticulture. Massachusetts Horticultural Society.
Chicago Style (17th ed.) CitationMassachusetts Horticultural Society, Horticultural Society of New York, and Pennsylvania Horticultural Society. Horticulture. Boston: Massachusetts Horticultural Society.
MLA (9th ed.) CitationMassachusetts Horticultural Society, et al. Horticulture. Massachusetts Horticultural Society.
Warning: These citations may not always be 100% accurate.