Complementarity of human life and other life forms in nature : a study of human obligations toward the environment with particular reference to the Oraon indigenous community of Chotanagpur, India / Prem Xalxo. - Xalxo, Prem, s.j., 1966- (OLS)http://pul/name/68748 (Pontificia Università Gregoriana, 2007)
Dissertazione--Pontificia Universitas Gregoriana. Facultas theologiae. 2007.
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