TY - BOOK AU - Johnson, D. Gale (David Gale) TI - Farm commodity programs : an opportunity for change PB - American Enterprise Institute for Public Policy Research PY - 1973 T2 - Evaluative studies VL - 7 EP - 114 p. UR - http://ci.nii.ac.jp/ncid/BA24317413 SN - 0844731013 ER -