APA (7th ed.) Citation

Steg, L., van den Berg, A. E., & de Groot, J. I. M. (2013). Environmental psychology: An introduction. British Psychological Society.

Chicago Style (17th ed.) Citation

Steg, Linda, Agnes E. van den Berg, and Judith I. M. de Groot. Environmental Psychology: An Introduction. Chichester, West Sussex: British Psychological Society, 2013.

MLA (9th ed.) Citation

Steg, Linda, et al. Environmental Psychology: An Introduction. British Psychological Society, 2013.