Reflecting on the past, looking to the future [electronic resource] : sustainability study report : a technical assistance report to the John H. Chafee Blackstone River Valley National Heritage Corridor Commission / Jacquelyn L. Tuxill ... [et al.].
Imprint
Woodstock, Vt. : Conservation Study Institute, [2005].
Mode of access: Internet from the NPS web site. Address as of 4/19/2007: http://www.nps.gov/archive/blac/who/NPS%20Report5%F705.pdf; current access is available via PURL.