Andersson, B., & Morell, P. (1988). Hammermills in Zambian primary cooperative societies-economical study: : a minor field study. Swedish University of Agricultural Sciences, International Rural Development Centre.
Cita Chicago Style (17a ed.)Andersson, Björn, y Per Morell. Hammermills in Zambian Primary Cooperative Societies-economical Study: : A Minor Field Study. Uppsala: Swedish University of Agricultural Sciences, International Rural Development Centre, 1988.
Cita MLA (9a ed.)Andersson, Björn, y Per Morell. Hammermills in Zambian Primary Cooperative Societies-economical Study: : A Minor Field Study. Swedish University of Agricultural Sciences, International Rural Development Centre, 1988.
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