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| 008 | 230515b2009 xxu||||| |||| 00| 0 eng d | ||
| 020 | _a9788131708446 | ||
| 041 | _aENGLISH | ||
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| 100 | _aVINCE JOHN | ||
| 245 | _aVIRTUAL REALITY SYSTEM | ||
| 250 | _a0 | ||
| 260 |
_aNEW DELHI _bPEARSON EDUCATION _c2009 |
||
| 300 | _a0384 | ||
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