Pollitt, A. (1985). What makes exam questions difficult? : an analysis of 'O' grade questions and answers / Alastair Pollitt ... (et al.): An analysis of 'O' grade questions and answers. Scottish Academic Press.
Chicago Style (17th ed.) CitationPollitt, Alastair. What Makes Exam Questions Difficult? : An Analysis of 'O' Grade Questions and Answers / Alastair Pollitt ... (et Al.): An Analysis of 'O' Grade Questions and Answers. Edinburgh: Scottish Academic Press, 1985.
MLA (9th ed.) CitationPollitt, Alastair. What Makes Exam Questions Difficult? : An Analysis of 'O' Grade Questions and Answers / Alastair Pollitt ... (et Al.): An Analysis of 'O' Grade Questions and Answers. Scottish Academic Press, 1985.
Warning: These citations may not always be 100% accurate.