APA (7th ed.) Citation

Wessels, W. (1993). The European Union in the 1990s - ever closer and larger? Europa-Union-Verl.

Chicago Style (17th ed.) Citation

Wessels, Wolfgang. The European Union in the 1990s - Ever Closer and Larger? Bonn: Europa-Union-Verl, 1993.

MLA (8th ed.) Citation

Wessels, Wolfgang. The European Union in the 1990s - Ever Closer and Larger? Europa-Union-Verl, 1993.

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