Reflections on english language teaching : vol. 1
Foreword by Wong Lian Aik
Center for English Language Communication. NUS, 2001
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Implementations of prolog
edited by, J.A. Campbell
Ellis Horwood Limited, 1984
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Technological implementations and ethical failures
 Artikel Jurnal
Childrens Reflections .......
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Elkins, William R.
Literary reflections
McGraw-Hill, 1982
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