1. Great Lakes :
Author: editors, Velma I. Grover, Gail Krantzberg.
Library: Center and Library of Islamic Studies in European Languages (Qom)
Subject: Environmental policy-- North America.,Environmental protection-- Great Lakes (Africa),Environmental protection-- Great Lakes (North America),Political participation-- Great Lakes Region (Africa),Political participation-- Great Lakes Region (North America),Restoration ecology-- Great Lakes (North America),Water quality management-- Great Lakes (Africa),Water quality management-- Great Lakes (North America),Great Lakes (Africa), Environmental conditions.,Great Lakes (North America), Environmental conditions., 0, 0
