APA (7 वां संस्करण) प्रशस्ति पत्र
Ratulea, G. (2015). From the natural man to the political machine: Sovereignty and power in the works of Thomas Hobbes. Peter Lang Edition.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Ratulea, Gabriela. From the Natural Man to the Political Machine: Sovereignty and Power in the Works of Thomas Hobbes. Frankfurt am Main, [Germany]: Peter Lang Edition, 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Ratulea, Gabriela. From the Natural Man to the Political Machine: Sovereignty and Power in the Works of Thomas Hobbes. Peter Lang Edition, 2015.
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