Não informado. (1921). Bulletin of the Lloyd Library and Museum of the Botany, Pharmacy and Materia Medica. Lloyd Library and Museum.
Chicago-viite (17. p.)Não informado. Bulletin of the Lloyd Library and Museum of the Botany, Pharmacy and Materia Medica. Cincinnati, Ohio: Lloyd Library and Museum, 1921.
MLA-viite (8. p.)Não informado. Bulletin of the Lloyd Library and Museum of the Botany, Pharmacy and Materia Medica. Lloyd Library and Museum, 1921.
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