APA (7th ed.) Citation

Pörn, I. (1977). Action theory and social science: Some formal models. Reidel.

Chicago Style (17th ed.) Citation

Pörn, Ingmar. Action Theory and Social Science: Some Formal Models. Dordrecht, Holland [u.a.]: Reidel, 1977.

MLA (9th ed.) Citation

Pörn, Ingmar. Action Theory and Social Science: Some Formal Models. Reidel, 1977.