(2002). Journal of Proffesional Issues in Engineering Education and Practice 2002. ASCE.
Čikaški stil citiranja (17. izdanje)Journal of Proffesional Issues in Engineering Education and Practice 2002. ASCE, 2002.
MLA način citiranja (8. izdanje)Journal of Proffesional Issues in Engineering Education and Practice 2002. ASCE, 2002.
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