共 9 条
[2]
HAYENGA MR, 1972, S VERTICAL COORDINAT
[3]
Hirschman AO, 1970, EXIT VOICE LOYALTY
[5]
PERRY MK, 1989, HDB IND ORG, P185
[6]
RHODES VJ, 1993, USDAACS116 RES REP
[7]
RHODEWS VJ, 1992, STRUCTURE US HOG PRO
[8]
ROBISON LJ, 1988, DETERMINANTS FARM SI
[9]
ROYER J, 1987, USDAACS18 SERV REP