Lerner, S. (1991). Earth summit conversations with architects of an ecologically sustainable future. Bookmark.
Chicago-referens (17:e uppl.)Lerner, Steve. Earth Summit Conversations with Architects of an Ecologically Sustainable Future. Bookmark, 1991.
MLA-referens (8:e uppl.)Lerner, Steve. Earth Summit Conversations with Architects of an Ecologically Sustainable Future. Bookmark, 1991.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.