TY  - BOOK
AU  - Kelly, Michael.
TI  - Virtual reality excursions: study guide 
SN  - 0130962627 (pbk.)
PY  - 2000///
CY  - Upper Saddle River, NJ.
PB  - Prentice Hall
KW  - Earth
KW  - Environmental aspects
KW  - Virtual reality
ER  -