Educator's resource guide, ... educational & interpretive programs.
- Physical Description: 1 online resource (volumes)
- Publisher: Washington, D.C. : National Park Service, U.S. Department of the Interior, National Capital Parks--East
|Source of Description Note:|| Description based on: 2006/2007; title from PDF cover (viewed Aug. 15, 2016).
Latest issue consulted: 2013/2014 (viewed Aug. 15, 2016).
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