01335nam 2200373Ka 450 991069098170332120010306142733.0(CKB)5470000002342523(OCoLC)45252737ocm45252737(OCoLC)995470000002342523(EXLCZ)99547000000234252320001030d1999 ua 0engtxtrdacontentcrdamediacrrdacarrierCreating safe schools through invitational education[electronic resource] /Purkey, William WatsonGreensboro, NC :ERIC Clearinghouse on Counseling and Student Services,1999.ERIC digestDistributed to depositories in microfiche, shipping list no.: 2001-0157-M.Title from title screen.School management and organizationUnited StatesSchool violenceUnited StatesPreventionSchool management and organizationSchool violencePrevention.Purkey William Watson1082965ERIC Counseling and Student Services Clearinghouse.GPOGPOBOOK9910690981703321Creating safe schools through invitational education3433126UNINA01688oam 2200481Ka 450 991069889910332120090501101114.0(CKB)5470000002396870(OCoLC)319836475(EXLCZ)99547000000239687020090501d1988 ua 0engtxtrdacontentcrdamediacrrdacarrierGroundwater sapping valleys[electronic resource] experimental studies, geological controls, and implictions to the interpretation of valley networks on Mars /principal investigator, R. Craig KochelCarbondale, Ill. :Southern Illinois University at Carbondale ;.[Washington, D.C.] :National Aeronautics and Space Administration, Solar System Exploration Division, Planetary Geology and Geophysics Program.1 volumeNASA CR ;182718Title from title screen (viewed Apr. 30, 2009)Groundwater sapping valleys ComparisonnasatGeologynasatGround waternasatMars surfacenasatValleysnasatWater runoffnasatComparison.Geology.Ground water.Mars surface.Valleys.Water runoff.Kochel R. Craig1409326Southern Illinois University at Carbondale.NASA Planetary Geology Program.GPOGPOGPOBOOK9910698899103321Groundwater sapping valleys3495392UNINA