Spencer. Proceedings of the 2007 ACM symposium on Virtual reality software and technology. Association for Computing Machinery (ACM).
Čikaški stil citiranja (17. izdanje)Spencer. Proceedings of the 2007 ACM Symposium on Virtual Reality Software and Technology. Association for Computing Machinery (ACM).
MLA način citiranja (9. izdanje)Spencer. Proceedings of the 2007 ACM Symposium on Virtual Reality Software and Technology. Association for Computing Machinery (ACM).
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