California Assessment Program. (1989). A Question of thinking: A first look at students' performance on open-ended questions in mathematics. The Department.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCalifornia Assessment Program. A Question of Thinking: A First Look at Students' Performance on Open-ended Questions in Mathematics. Sacramento, Calif: The Department, 1989.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCalifornia Assessment Program. A Question of Thinking: A First Look at Students' Performance on Open-ended Questions in Mathematics. The Department, 1989.
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