Raymond J. Burby, Scott A. Bollens, James M. Holway, Edward J. Kaiser, David Mullan, and John R. Sheaffer. Boulder, CO: Institute of Behavioral Science, University of Colorado, 1988. 259 pp. CURS Report No. 88-01. For information write to: Institute of Behavioral Science #6, Campus Box 482, University of Colorado, Boulder, CO, 80309-0482.