Changing rural social systems : adaptation and survival - Johnson, Nan E.; Wang, Ching-li; Aronoff, Marilyn; Clay, Daniel C.; Daoutopoulos, George A.; Bubolz Eicher, Joanne; Gallin, Rita S.; Hannan, Damian F.; Kampayana, Theobald; Kayitsinga, Jean; Labadie, Gaston J.; O'Hare, William P.; et al. (Michigan State University, 1997)