Singer, Rolf Mushrooms and truffles: botany, cultivation, and utilization Rolf Singer and Bob Harris - 2nd ed - Dehra Dun Bishen Singh Mahendra Pal Singh 1987 - xxiii,272 p. illus., 32 plates [part col.] 26 cm includes index Subjects--Topical Terms: ChampignonsMushroomsTruffles Dewey Class. No.: 635.8 SIN