Gould,P and White,R. 1974: Mental maps. Harmondsworth: Penguin Books

Axelson, B. and Jones, M. 1987: Are all maps mental maps? Geoforum 14, 447-64.

Downs, R. and Stea, D. , editors, 1973: Image and environment: cognitive mapping and spatial behavior. Aldine Publishing Company.

Gould, P. 1965: Mental maps. Ann Arbor, MI: Inter-University Community of Mathematical Scholars.

— 1983: Getting involved in information and ignorance. Journal of Geography 82, 158-62.

Gould, P. and White, R. 1974: Mental maps. Harmondsworth: Penguin Books.

Harley, J.B. 1988: Maps, knowledge, and power. In Cosgrove, D. and Daniels, S. , editors, The iconography of landscape. Cambridge , Cambridge University Press.

Lynch, K. 1960: The image of the city. Cambridge, MA : MIT Press.

Meadows, D.H. et al. 1972: The limits to growth. New York, Universe Books.

Stokol, D. and Altman, I. 1987: Handbook of environmental psychology. New York: Wiley.

Ward, B. 1966: Spaceship Earth. New York: Columbia University Press.

White, R. 1967: Space preferences and migration: a multidimensional analysis of spatial preferences of school leavers. MS thesis, University Park, Pennsylvania.

Wood, D. 1992: The power of maps. New York: The Guilford Press.

Wright, J.K. 1966: Map makers are human: comments on the subjective in maps . In Wright, J.K. , editor, Human nature in geography. Cambridge, MA: Harvard University Press.