Graham, N. (1980). Study guide to accompany the mind tool computers and their impact on society (2nd ed.). West Publishing Co..
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Graham, Neill. Study Guide to Accompany the Mind Tool Computers and Their Impact on Society. 2nd ed. New York: West Publishing Co., 1980.
MLA -ийн эшлэл (9 дэх хэвлэлт)Graham, Neill. Study Guide to Accompany the Mind Tool Computers and Their Impact on Society. 2nd ed. West Publishing Co., 1980.
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