Zeh, H. (2007). Physical basis of the direction of time (5th.). Springer-Verlag.
शिकागो स्टाइल उद्धरणZeh, H.Dieter. Physical Basis of the Direction of Time. 5th. Berlin: Springer-Verlag, 2007.
एमएलए उद्धरणZeh, H.Dieter. Physical Basis of the Direction of Time. 5th. Springer-Verlag, 2007.
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