APA (7th ed.) Citation

Berger, P. L., & Luckmann, T. (1991). The Social Construction of Reality: A Treatise in the Sociology of Knowledge. Penguin Books.

Chicago Style (17th ed.) Citation

Berger, Peter L., and Thomas Luckmann. The Social Construction of Reality: A Treatise in the Sociology of Knowledge. London: Penguin Books, 1991.

MLA (9th ed.) Citation

Berger, Peter L., and Thomas Luckmann. The Social Construction of Reality: A Treatise in the Sociology of Knowledge. Penguin Books, 1991.