Bernhardt, P. (1989). Wily violets & underground orchids: Revelations of a botanist. Morrow.
Chicago Style (17th ed.) CitationBernhardt, Peter. Wily Violets & Underground Orchids: Revelations of a Botanist. New York: Morrow, 1989.
MLA (9th ed.) CitationBernhardt, Peter. Wily Violets & Underground Orchids: Revelations of a Botanist. Morrow, 1989.
Warning: These citations may not always be 100% accurate.