Joseph V. Siry, Marshes of the Ocean Shore: Development of an Ecological Ethic (Book Review) - CRONIN, L. EUGENE (Periodicals Archive Online (PAO), 1987)
http://gateway.proquest.com/openurl?url_ver=Z39.88-2004&res_dat=xri:pao:&rft_dat=xri:pao:article:5129-1987-028-04-000016
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