Bettinger, P., & Wing, M. G. (2004). Geographic information systems: Applications in forestry and natural resources management. McGraw-Hill.
Chicago-čujuhus (17. p.)Bettinger, Pete, juo Michael G. Wing. Geographic Information Systems: Applications in Forestry and Natural Resources Management. Boston: McGraw-Hill, 2004.
MLA-čujuhus (9. p.)Bettinger, Pete, juo Michael G. Wing. Geographic Information Systems: Applications in Forestry and Natural Resources Management. McGraw-Hill, 2004.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.