By Raymond C. Houghton
Communications of the ACM,
February 1984,
Vol. 27 No. 2, Pages 126-133
10.1145/69610.357985
Comments
Users of computer systems are now accustomed to the convenience of online help systems and generally demand these amenities in the computers they buy. However, recent studies as to the efficacy of certain types of assistance for certain classes of users raise important questions for designers.
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