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American Model of State and School: An Historical Inquiry

books.google.com › books
... byBarman, Sutherland, and Donald Wilson. Calgary: Detselig Enterprises. pp.41 1-26. Barnard, Henry. 1859. American Educational Biography. New York. Barnes ...

Effect of heavy metals on biomass and yield of different crop species

www.researchgate.net › publication › 28...
... byBarman et al. (2000), Singh & Aggarwal (2006) ... The results indicate that the Co toxicity in forage crops is attributed to Co ... Korea. Article. Full-text ...