| 000 | 00455nam a2200169 4500 | ||
|---|---|---|---|
| 001 | 15468/72 | ||
| 005 | 20130515015628.0 | ||
| 008 | 111112s9999 xx 000 0 und d | ||
| 082 | 0 | 0 | _a371. 394 4 cal |
| 100 | 1 | _a"callender, patricia . " | |
| 245 | 1 | 0 |
_aprogrammed learning: _bits developmemt and structure/ _c patricia.. callender |
| 250 | _a1 ed. | ||
| 260 |
_auk : _blongman _c1969. |
||
| 300 |
_a"xii, 117p.; _c21 cm." |
||
| 504 | _a | ||
| 650 | 0 |
_a _x |
|
| 999 |
_c53272 _d53272 |
||