TY - BOOK AU - Commission on critical choices for Americans (Acting Chairman: W J Ronald ) ED - Commission on critical choices for Americans (Acting Chairman: W J Ronald ) TI - Vital resources Overview By Nelson A Rookefeller T2 - Critical choices for Americans U1 - X:271.73.n73t, L7 PY - 1977/// CY - Totonto PB - Lexington KW - Natural Resources Economics ER -