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O'BRIEN, JAMES A.. (2005). INTRODUCTION TO INFORMATION SYSTEMS (12). NEW YORK: McGRAW HILL.

Gaya Chicago

O'BRIEN, JAMES A.. INTRODUCTION TO INFORMATION SYSTEMS. 12 NEW YORK: McGRAW HILL, 2005. Text.

Gaya MLA

O'BRIEN, JAMES A.. INTRODUCTION TO INFORMATION SYSTEMS. 12 NEW YORK: McGRAW HILL, 2005. Text.

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O'BRIEN, JAMES A.. INTRODUCTION TO INFORMATION SYSTEMS. 12 NEW YORK: McGRAW HILL, 2005. Print.