Kohen-Raz, R. (1968). Physiological maturation and the development of formal thought at adolescence: Progress report. U.S. Dept. of Health, Education, and Welfare.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKohen-Raz, Reuben. Physiological Maturation and the Development of Formal Thought at Adolescence: Progress Report. [Washington]: U.S. Dept. of Health, Education, and Welfare, 1968.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKohen-Raz, Reuben. Physiological Maturation and the Development of Formal Thought at Adolescence: Progress Report. U.S. Dept. of Health, Education, and Welfare, 1968.
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