TY - BOOK AU - Bakken, Henry H. AU - Gray, Roger W. AU - Hieronymus, Thomas A. AU - Paul, Allen B. TI - Futures trading seminar U1 - 332.64 PY - 1960/// CY - Madison PB - Mimir Publishers, Inc. KW - Commodity exchange KW - Short selling KW - Produce trade - United States ER -