Hartman, C. G. (1966). Emphasizing and connecting particles in the thirteen principal Upanishads. Soumalainen Tiedeakatemia.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHartman, Carl Gustav. Emphasizing and Connecting Particles in the Thirteen Principal Upanishads. Helsinki: Soumalainen Tiedeakatemia, 1966.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHartman, Carl Gustav. Emphasizing and Connecting Particles in the Thirteen Principal Upanishads. Soumalainen Tiedeakatemia, 1966.
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