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| 008 | 110605s9999 xx 000 0 eng d | ||
| 240 | 1 | 0 | _a32.973/G-71 |
| 020 |
_a0471052531 _c32000 |
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| 084 |
_a32.973 _bG-71 |
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| 100 | 1 | _aGradecki J. | |
| 245 | 1 | 0 | _aThe virtual reality |
| 260 |
_aАмерик _bJohn Wiley Sons _c1994 |
||
| 300 | _a383 | ||
| 653 | _acomputer science | ||
| 653 | _asoftware | ||
| 653 | _ahuman-computer interaction | ||
| 653 | _avirtual worlds | ||
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