00674nam 2200169z- 450 9910712433103321(CKB)5470000002493813(EXLCZ)99547000000249381320230509c1986uuuu -u- -engEvaluation of spatial data management system for basic skills education: phase 1Alexandria, VAU.S. Army Research Institute for the Behavioral and Social SciencesEvaluation of spatial data management system for basic skills educationBOOK9910712433103321Evaluation of spatial data management system for basic skills education: phase 13331846UNINA