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Principles and practice of on-demand testing
By Christopher Wheadon, Claire Whitehouse, Victoria Spalding, Kate Tremain, Melody Charman Published 1 Jan 2009
Question choice in GCE Ordinary Level Chemistry: candidates’ perceptions
By John Francis, Stanley Owen Published 2 Jun 1978
After G.C.E.
By J. A. Petch Published 1 Sep 1957