Brown, Lester R.
Seeds of change: the green revolution and development in the 1970's by Lester R. Brown - New York Praeger 1970 - 205p.
Green revolution
Agriculture
Z22 B813
Seeds of change: the green revolution and development in the 1970's by Lester R. Brown - New York Praeger 1970 - 205p.
Green revolution
Agriculture
Z22 B813
