APA (7th ed.) Citation

Berger, P. L., & Luckmann, T. (1971). 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. Harmondsworth [etc.]: Penguin Books, 1971.

MLA (9th ed.) Citation

Berger, Peter L., and Thomas Luckmann. The Social Construction of Reality: A Treatise in the Sociology of Knowledge. Penguin Books, 1971.