Scott, Foresman and Company. (1988). Diploma user's guide: IBM version. Scott, Foresman and co.
Chicago Style (17. basım) AtıfScott, Foresman and Company. Diploma User's Guide: IBM Version. Glenview, Ill: Scott, Foresman and co, 1988.
MLA (9th ed.) AtıfScott, Foresman and Company. Diploma User's Guide: IBM Version. Scott, Foresman and co, 1988.
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