Balta, P. (1976). Introduction to the physical chemistry of the vitreous state. Editura Academiei Republicii Socialiste Romania.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBalta, Petru. Introduction to the Physical Chemistry of the Vitreous State. Bucure_sti, Romƒnia: Editura Academiei Republicii Socialiste Romania, 1976.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBalta, Petru. Introduction to the Physical Chemistry of the Vitreous State. Editura Academiei Republicii Socialiste Romania, 1976.
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