BEST, J. W. /. K. RESEARCH IN EDUCATION. PEARSON.
Lua i Stíl Chicago (17ú heag.)BEST, JOHN. W / KAHN. RESEARCH IN EDUCATION. MUMBAI: PEARSON.
Lua MLA (9ú heag.)BEST, JOHN. W / KAHN. RESEARCH IN EDUCATION. PEARSON.
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