| 000 | 00813nam a2200265 a 4500 | ||
|---|---|---|---|
| 005 | 20210219153203.0 | ||
| 008 | 991125n 000 0 u | ||
| 035 | _aUPN01000083202 | ||
| 100 | _aThurlow, Martha L. | ||
| 222 | _aTHE ELEMENTARY SCHOOL JOURNAL | ||
| 245 | _aInstruction in special education classroom under varying student-teacher ratios / [et al.] | ||
| 300 | _a305-320 | ||
| 362 | _a93, No. 3, 1993 | ||
| 505 | _aJunio 1993 | ||
| 653 | 0 | _aDEFICIENCIAS ESCOLARES | |
| 653 | 0 | _aDIMENSION DE LA CLASE | |
| 653 | 0 | _aEDUCACION ESPECIAL | |
| 653 | 0 | _aESTUDIANTES DE LA ESCUELA ELEMENTAL | |
| 653 | 0 | _aMAESTROS DE LA ESCUELA ELEMENTAL | |
| 653 | 0 | _aTEACHER STUDENT RATIO | |
| 700 | _aYsseldyke, James E. | ||
| 700 | _aWotruba, Joseph W. | ||
| 904 |
_aAC _b021013 |
||
| 905 | _aArticulo | ||
| 999 |
_c70573 _d70573 |
||