1. Beauty, health, and permanence : environmental politics in the United States, 1955-1985
پدیدآورنده : Samuel P. Hays in collaboration with Barbara D. Hays.
کتابخانه: Library of Faculty of World Studies University of Tehran (Tehran)
موضوع : Environmental policy,Environmental protection
رده :
HC
110
.
E5
H39
1987
