Zaborsky, Oskar R. [ed.] CRC handbook of biosolar resources - Folrida CRC Press 1982 - 3v. v.1.(pt.1): Basic principles 643p. v.1.(pt.2): Basic principles 657p. v.2. Resource materials. 575p. . Bibliog. at the end of each chap. Universal Decimal Class. No.: 577.3 / ZAB.1-2