Olle, T. W. (1988). Information systems methodologies: A framework for understanding. Addison-Wesley.
Cita Chicago Style (17a ed.)Olle, T. William. Information Systems Methodologies: A Framework for Understanding. Wokingham [etc.]: Addison-Wesley, 1988.
Cita MLA (9a ed.)Olle, T. William. Information Systems Methodologies: A Framework for Understanding. Addison-Wesley, 1988.
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