MLA

Kryn, Jeannette Miriam, 1913-, and Forest Products Laboratory (U.S.). Quebracho, Quebracho Colorado, Quebracho Macho : Schinopsis Lorentzii Engl. and Schinopsis Balansae Engl., Family Anacardiaceae. : Madison, Wis. : U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 1954.