APA (7th ed.) Citation

Willemen, K. (1979). Lubbers, Ruud.

Chicago Style (17th ed.) Citation

Willemen, Kees. Lubbers, Ruud. 1979.

MLA (8th ed.) Citation

Willemen, Kees. Lubbers, Ruud. 1979.

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