↑Zeitlmayr, Linus. Wild Mushrooms:An Illustrated Handbook. Hertfordshire: Garden City Press, 1976. ISBN 0-584-10324-7.
↑Benjamin, Denis R. Mushrooms: poisons and panaceas—a handbook for naturalists, mycologists and physicians. Nova York, NY: WH Freeman and Company, 1995. ISBN 978-0-7167-2649-4.