
International Journal Of Science Education Vol 11 No 3 July-September 1989
AUTHOR : Richard Kempa
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International Journal Of Science Education Vol 11 No 4 October-December 1989
AUTHOR : Richard Kempa
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International Journal Of Science Education Vol 12 No 1 January-March 1990
AUTHOR : Richard Kempa
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International Journal Of Science Education Vol 12 No 4 July-September 1990
AUTHOR : Richard Kempa
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International Journal Of Science Education Vol 14 No 2 April-June 1992
AUTHOR : Richard Kempa
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International Journal Of Science Education Vol 14 No 5 1992
AUTHOR : Richard Kempa
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International Journal Of Science Education Vol 15 No 2 March-April 1993
AUTHOR : Richard Kempa
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International Journal Of Science Education Vol 15 No 3 May-June 1993
AUTHOR : Richard Kempa
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International Journal Of Science Education Vol 15 No 4 July-August 1993
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International Journal Of Science Education Vol 15 No 5 September-October 1993
AUTHOR : Richard Kempa
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International Journal Of Science Education Vol 15 No 6 November-December 1993
AUTHOR : Richard Kempa
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International Journal Of Science Education Vol 16 No 2 March-April 1994
AUTHOR : Richard Kempa
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International Journal Of Science Education Vol 16 No 3 May-June 1994
AUTHOR : Richard Kempa
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International Journal Of Science Education Vol 19 No 3 March 1997
AUTHOR : Richard Kempa
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International Journal Of Science Education Vol 19 No 6 July 1997
AUTHOR : Richard Kempa
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