LEADER 00000nam 2200193 a 4500 001 0644993 003 UkHlHU 007 t 008 001905 2 1930 000 eng 040 UkHlHU 050 4 JMBI N2 110 2 National Education Association of the United States. |bDepartment of Supervision. 245 00 Current problems of supervision. 260 New York :|bColumbia University,|c1930. 300 0000p. 650 0 Education. 946 300 data invalid 946 650 |a Subfields only, containing single words only. No 600s present -- Check for possible Geac subject headings
|