김병호 이장호 2018-11-15T07:40:42Z 2018-11-21T01:19:42Z 1986-11 C1986-04 http://repository.krei.re.kr/handle/2018.oak/13072 농가경제조사 표본설계 Sample design for farm household economy research KREI 보고서 Kim, Byoungho 9999-12-31 9999-12-31