TY  - BOOK
AU  - Chang,Kang-tsung
TI  - Introduction to geographic information systems
SN  - 007123232X
AV  - G70.212 C426I 2004
PY  - 2004///
CY  - Boston, Mass.
PB  - McGraw-Hill Higher Education
KW  - GEOGRAPHIC INFORMATION SYSTEMS
N1  - Includes bibliographical references and index
ER  -