TY  - BOOK
AU  - Longhorn,Roger A.
AU  - Blakemore,M.J.
TI  - Geographic information: value, pricing, production, and consumption 
SN  - 9780849334146 (alk. paper)
PY  - 2008///
CY  - Boca Raton
PB  - Taylor & Francis
KW  - Geographical information systems
KW  - Economic aspects
N1  - Includes bibliographical references and index
ER  -