Daniel, Glenda. A Sierra Club naturalist's guide to the North Woods of Michigan, Wisconsin, and Minnesota / by Glenda Daniel and Jerry Sullivan ; botanical drawings by Carol Lerner. - San Francisco : Sierra Club Books, c1981. - viii, 408 p. : ill. ; 21 cm. Includes index. Bibliography: p. 391-397. ISBN: 0871562480 0871562774 (pbk.) Subjects--Topical Terms: Natural history--Michigan.Natural history--Wisconsin.Natural history--Minnesota. LC Class. No.: QH105.M5 / D36 Dewey Class. No.: 574.977