APA
Foundation Salvadorena de Desarrollo Y Vivienda Minima: Socio-economic evaluation unit, . (1977). The effectiveness of cooperative programmes as a means of promoting a process of social change: preliminary project for an evaluation program. S.l: S.n.
Chicago
Foundation Salvadorena de Desarrollo Y Vivienda Minima: Socio-economic evaluation unit, . 1977. The effectiveness of cooperative programmes as a means of promoting a process of social change: preliminary project for an evaluation program. S.l: S.n.
Harvard
Foundation Salvadorena de Desarrollo Y Vivienda Minima: Socio-economic evaluation unit, . (1977). The effectiveness of cooperative programmes as a means of promoting a process of social change: preliminary project for an evaluation program. S.l: S.n.
MLA
Foundation Salvadorena de Desarrollo Y Vivienda Minima: Socio-economic evaluation unit, . The effectiveness of cooperative programmes as a means of promoting a process of social change: preliminary project for an evaluation program. S.l: S.n. 1977.