共 50 条
- [3] MAN AND LAND IN THE UNITED-STATES - CLAWSON,M [J]. JOURNAL OF THE AMERICAN INSTITUTE OF PLANNERS, 1965, 31 (04): : 363 - 365
- [5] POLICY TOOLS FOR UNITED-STATES AGRICULTURE [J]. TEXAS AGRICULTURAL EXPERIMENT STATION BULLETIN, 1986, (1548): : 1 - 73