prepared by Kennith E.Foster ...[et al.] prepared by Mozell A. Baker ...[et al.]. prepared by Firman E. Bear ...[et al.]. prepared by Jeanne Buckeye ...[et al.]. prepared by Lonald I. Smith ...[et al.]. prepared by Elaine Baker ... [et al.] prepared by Paul R. McDaniel ... [et al.]. prepared by Giuseppe Di Gennaro ... [et al.]. prepared by the Course Team. prepared by the Couese Team.