Dean, Chritopher A handbook of computer - based training / Christopher Dean & Quentin Whitlock - 3rd ed. - Houston: Gulf Publishing Company , 1992. - 214 p.: ill. ; 22 cm. Includes index. ISBN: 0884150887 Subjects--Topical Terms: Computer- assisted instruction----Handbooks, Manuals, etc. LC Class. No.: LB1028.46 / .D43 1992