APA (7th ed.) Citation

Ruusbroec, J. v., Faesen, R., & Rolfson, H. (2003). Van seven trappen. Opera omnia..

Chicago Style (17th ed.) Citation

Ruusbroec, Jan van, Rob Faesen, and Helen Rolfson. "Van Seven Trappen." Opera Omnia. 2003.

MLA (8th ed.) Citation

Ruusbroec, Jan van, et al. "Van Seven Trappen." Opera Omnia., 2003.

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