Conesa-Servilla, Jorge. “The Intrinsic Value of the Whole: Cognitive and Utilitarian Evaluative Processes As They Pertain to Ecocentric, Deep Ecological, and Ecopyschological ‘Valuing’”. The Trumpeter, vol. 22, no. 2, Aug. 2006, https://trumpeter.athabascau.ca/index.php/trumpet/article/view/913.