Jacobs, H. (2013). "words": Based on Literacy for Freedom - Education for All, United Nations Literacy Decade 2003-2012. Jacobs [Selbstverl.].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJacobs, Holger. "Words": Based on Literacy for Freedom - Education for All, United Nations Literacy Decade 2003-2012. Berlin: Jacobs [Selbstverl.], 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रJacobs, Holger. "Words": Based on Literacy for Freedom - Education for All, United Nations Literacy Decade 2003-2012. Jacobs [Selbstverl.], 2013.
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