Programme for International Student Assessment, Organisation for Economic Co-operation and Development, & ProQuest (Firm). (2005). PISA 2003 data analysis manual: SPSS users. OECD.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रProgramme for International Student Assessment, Organisation for Economic Co-operation and Development, और ProQuest (Firm). PISA 2003 Data Analysis Manual: SPSS Users. Paris, France: OECD, 2005.
एमएलए (9वां संस्करण) प्रशस्ति पत्रProgramme for International Student Assessment, et al. PISA 2003 Data Analysis Manual: SPSS Users. OECD, 2005.
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