| 000 | 00755cam a22002054a 4500 | ||
|---|---|---|---|
| 003 | EC-PaCDF | ||
| 005 | 20181003153702.0 | ||
| 008 | 181003s1972 waua||||||||||||||||eng d | ||
| 040 |
_aEC-PaCDF _bspa _cEC-PaCDF |
||
| 041 | _aeng | ||
| 082 | 0 | 4 |
_223 _a363.70071 |
| 110 | 2 | _aNational Education Association | |
| 245 | 1 | 2 |
_aA Guide to Planning and Conducting Environmental Study Area Workshops / _cNational Education Association & U.S. Department of the Interior. National Park Service. |
| 260 | 3 |
_aWashington, D.C. : _bNational Park Service, _c1972. |
|
| 300 |
_a50 p. ; _bil. ; _c27 cm. |
||
| 504 | _aReferencias bibliográficas: pp. 49-50. | ||
| 546 | _aInglés | ||
| 710 | 2 | _aU.S. Department of the Interior. National Park Service | |
| 942 |
_2ddc _cBOOK |
||
| 999 |
_c13845 _d13845 |
||