APA (7th ed.) Citation

Welfens, P. J. J. (2001). Internationalization of the economy and environmental policy options. Springer.

Chicago Style (17th ed.) Citation

Welfens, Paul J. J. Internationalization of the Economy and Environmental Policy Options. Berlin ; New York: Springer, 2001.

MLA (9th ed.) Citation

Welfens, Paul J. J. Internationalization of the Economy and Environmental Policy Options. Springer, 2001.