Christensen, Clyde M., 1905- The molds and man : an introduction to the fungi / Clyde M. Christensen. - 2a ed. - Minneapolis : University of Minnesota Press, 1961. - viii, 238 p. : il. ; 22 cm. Bibliografía: p. 228-229 Subjects--Topical Terms: Hongos. Dewey Class. No.: 579.5 / C554m, 1961.