1). "Rating Scale Measures of Restorative Components of Environments." Journal of Environmental Psychology 21: 31-44.
Moore, R.C. (1986). Childhood's Domain: Play and Place in Child Development. London: Croom Helm.
Nabhan, G.P. and S. Trimble (1994). The Geography of Childhood: Why Children Need Wild Places. Boston: Beacon Press.
Piaget, Jean (1980). Six Psychological Studies. Brighton, Sussex: Harvester.
Piontkowski, Dorothy and Robert Calfee (1979). "Attention in the Classroom." In Hale, Gordon A. and Michael Lewis, eds. Attention and Cognitive Development. New York: Plenum Press, 297-330.
Rockstroh, Sybille and Karl Schweizer (2001). "The Contributions of Memory and Attention Processes to Cognitive Abilities." The Journal of General Psychology 128(1): 30-42.
Ruff, Holly Alliger and Mayr Klevjord Rothbart (1996). "Attention in Learning and Performance." In Ruff, Holly Alliger and Mayr Klevjord Rothbart, eds. Attention in Early Development: Themes and Variations. New York: Oxford University Press, 155-173.
Sobel, David (1990). "A Place in the World: Adults' Memories of Childhood's Special Places." Children's Environments Quarterly 7(4): 5-12.
Tabachnick, B.G. and L.S. Fidell (1996). Using Multivariate Statistics. New York: Harper Collins College Publishers.
Wells, Adrian and Gerald Matthews (1994). "Attention: Basic Conceptual and Theoretical Issues." In Wells, Adrian and Gerald Matthews, eds. Attention and Emotion: A Clinical Perspective. East Sussex: Lawrence Erlbaum Associates Ltd., Publishers, 19-44.
Wells, Nancy M. (2000). "At Home with Nature: Effects of 'Greenness' on Children's Cognitive Functioning." Environment and Behavior 32(6): 775-795.
Williams, Kathryn J. (1998). The Enchanted Forest: Transcendent Experience in Forest Environments. Psychology. Monash University, Melbourne.