Bookchin, Murray, 1921- The philosophy of social ecology : essays on dialectical naturalism / by Murray Bookchin. - Montreal : New York : Black Rose Books, c1990. - 198 p. ; 22 cm. ISBN: 0921689683 0921689691 LCCN: 90081639 //r94 Subjects--Topical Terms: Environmental ethics.Philosophy of nature.Dialectic. LC Class. No.: GF80 / .B66 1990 Dewey Class. No.: 179/.1