TY - BOOK AU - James. D Ritchie TI - Source Book for Farm Energy Alternatives SN - 0-07-052951-5 U1 - 333.79 PY - 1983/// CY - New York PB - McGraw Hill Book Co. N1 - James. D Ritchie: Source Book for Farm Energy Alternatives. New York. McGraw Hill Book Co., 1983. 0-07-052951-5--(333.79RIT) ER -