1. Birkeland, T. (2016). Forhandling om natur - kultur. En økokritisk lesning av Jörg Müller og Jörg Steiners bildebok Kaninliv (1978). Nordic Journal of ChildLit Aesthetics, 7. Available at: http://dx.foi.org/10.3402/blft.v7.33705 .
2. Bronfenbrenner, U. (1977). Toward an Experimental Ecology of Human Development. American Psychologist, 32(7), pp. 513–531.
3. Bronfenbrenner, U. (1994). Ecological Models of Human Development. In: International Encyclopedia of Education, Vol. 3, 2nd ed. Oxford: Elsevier, pp. 1643–1647.
4. Buell, L. (1995). The Environmental Imagination: Thoreau, Nature Writing, and the Formation of American Culture. Cambridge: Harvard University Press.
5. Buell, L. (2005). The Future of Environmental Criticism: Environmental Crisis and Literary Imagination. Oxford: Blackwell.