Becher, Anne .
American environmental leaders: from colonial times to the present / by Anne Becher. - California : ABC-CLIO, Inc , 2000 - 2 vols ;
1-57607-162-6
Environmrntalists-United States-Biography
G:55.7 / P0.2
American environmental leaders: from colonial times to the present / by Anne Becher. - California : ABC-CLIO, Inc , 2000 - 2 vols ;
1-57607-162-6
Environmrntalists-United States-Biography
G:55.7 / P0.2