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161
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162Published 1953“...Unesco...”
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163Published 1988Edition: 2nd ed..“...Unesco. General Information Programme...”
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164
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165
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166Published 1992“...Unesco...”
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167Published 1991“...Unesco...”
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168by Feilitzen, Cecilia von“...UNESCO International Clearinghouse on Children and Violence on the Screen...”
Published 2001
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169
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170
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171
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172Published 1971“...Unesco...”
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173
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174Published 1999“...Unesco. Institute for Education...”
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175
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176Published 1982“...Unesco...”
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177Published 1997“...Unesco...”
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178Published 1978“...Unesco...”
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179Published 1981“...Unesco...”
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180