APA (7 वां संस्करण) प्रशस्ति पत्र
Ardrey, R. The Territorial Imperative: A Personal Inquiry Into the Animal Origins of Property and Nations.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Ardrey, Robert. The Territorial Imperative: A Personal Inquiry Into the Animal Origins of Property and Nations.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Ardrey, Robert. The Territorial Imperative: A Personal Inquiry Into the Animal Origins of Property and Nations.
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