APA (7th ed.) Citation

Galtung, J. (1967). Theory and methods of social research. Universitetsforlaget Columbia University Press [etc.].

Chicago Style (17th ed.) Citation

Galtung, Johan. Theory and Methods of Social Research. Oslo, New York: Universitetsforlaget Columbia University Press [etc.], 1967.

MLA (9th ed.) Citation

Galtung, Johan. Theory and Methods of Social Research. Universitetsforlaget Columbia University Press [etc.], 1967.