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| LEADER |
00000nam a2200000Ia 4500 |
| 008 |
170504b1974 us ||||| |||| 00| 0 eng d |
| 999 |
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|c 1187
|d 1187
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| 090 |
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|a 507
|b N277a
|
| 110 |
1 |
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|a The National Association for Research in science Teaching
|9 2695
|
| 245 |
1 |
0 |
|a Abstracts of presented papers, Narst
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| 260 |
|
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|a Ohio, Estados Unidos :
|b ERIC,
|c 1974
|
| 300 |
|
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|a volúmenes
|
| 500 |
|
|
|a El centro posee los años 1974- 75 - 76 - 77 - 79 Además 44th y 45th Annual Meeting
|
| 650 |
1 |
4 |
|a CIENCIA
|9 890
|
| 650 |
1 |
4 |
|a ENSEÑANZA
|9 14
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| 942 |
|
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|i 257323 ,257324 ,257339 ,257342 ,257343 ,257344 ,257347
|h 507 N277a
|2 z
|c 01
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