APA (7th ed.) Citation

O'Brien, M., Penna, S., & Hay, C. (1999). Theorising modernity: Reflexivity, environment and identity in Giddens' social theory. Longman.

Chicago Style (17th ed.) Citation

O'Brien, Martin, Sue Penna, and Colin Hay. Theorising Modernity: Reflexivity, Environment and Identity in Giddens' Social Theory. London: Longman, 1999.

MLA (8th ed.) Citation

O'Brien, Martin, et al. Theorising Modernity: Reflexivity, Environment and Identity in Giddens' Social Theory. Longman, 1999.

Warning: These citations may not always be 100% accurate.