APA (7th ed.) Citation

Janssen, M. C. W. (1990). Bertrand competition and Keynesian economics. Institute of Economic Research, Faculty of Economics, University of Groningen.

Chicago Style (17th ed.) Citation

Janssen, Maarten C. W. Bertrand Competition and Keynesian Economics. Groningen [Netherlands]: Institute of Economic Research, Faculty of Economics, University of Groningen, 1990.

MLA (8th ed.) Citation

Janssen, Maarten C. W. Bertrand Competition and Keynesian Economics. Institute of Economic Research, Faculty of Economics, University of Groningen, 1990.