LEADER 00840cam 22002891 4500001 ocm00187760 003 OCoLC 005 20141212104447.0 008 710318s1968 dcu 000 0 eng 010 68031522 035 (Sirsi) o00187760 035 (OCoLC)187760 040 DLC |cDLC |dm.c. |dERE |dUtOrBLW 049 EREE 050 00 LB2804 |b.A676 082 0 371.2/0061/73 110 2 American Association of School Administrators. |=^A29192 245 12 A forward thrust. 260 Washington, |c[1968] 300 79 pages ; |c23 cm 336 text |2rdacontent 337 unmediated |2rdamedia 338 volume |2rdacarrier 910 rcp2901 596 1 998 509010