Sharp, V. F. (1999). Computer education for teachers (3rd ed.). Boston: McGraw-Hill College.
Παραπομπή Chicago StyleSharp, Vicki F. Computer Education for Teachers. 3rd ed. Boston: McGraw-Hill College, 1999.
Παραπομπή MLASharp, Vicki F. Computer Education for Teachers. 3rd ed. Boston: McGraw-Hill College, 1999.
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