Illinois. State Board of Health. (1899). Principal poisonous plants of the United States. s.n.
Chicago Style (17th ed.) CitationIllinois. State Board of Health. Principal Poisonous Plants of the United States. s.l: s.n, 1899.
MLA (9th ed.) CitationIllinois. State Board of Health. Principal Poisonous Plants of the United States. s.n, 1899.
Warning: These citations may not always be 100% accurate.