Sestak, J. (2001). Java programming projects: Activities workbook. South-Western Educational Pub.
Chicago-viite (17. p.)Sestak, John. Java Programming Projects: Activities Workbook. Cincinnati: South-Western Educational Pub, 2001.
MLA-viite (9. p.)Sestak, John. Java Programming Projects: Activities Workbook. South-Western Educational Pub, 2001.
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