Johnson, H. D. (1970). No deposit-no return: Man and his environment : a view toward survival. Reading, Mass: Addison-Wesley.
Παραπομπή Chicago StyleJohnson, Huey D. No Deposit-no Return: Man and His Environment : A View Toward Survival. Reading, Mass: Addison-Wesley, 1970.
Παραπομπή MLAJohnson, Huey D. No Deposit-no Return: Man and His Environment : A View Toward Survival. Reading, Mass: Addison-Wesley, 1970.
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