APA (7th ed.) Citation

Berger, P. L. (1970). Invitation to Sociology: A Humanistic Perspective. Penguin Books.

Chicago Style (17th ed.) Citation

Berger, Peter L. Invitation to Sociology: A Humanistic Perspective. Harmondsworth [u.a.]: Penguin Books, 1970.

MLA (8th ed.) Citation

Berger, Peter L. Invitation to Sociology: A Humanistic Perspective. Penguin Books, 1970.

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