APA (7th ed.) Citation

Juan de Ruusbroec, B., Faesen, R., Surius, L., & Baere, G. d. (2003). Opera omnia: . 9 , Van Seven Trappen = [De septem gradibus amoris]. Brepols Publishers.

Chicago Style (17th ed.) Citation

Juan de Ruusbroec, Beato, Robert Faesen, Laurentius Surius, and Guido de Baere. Opera Omnia: . 9 , Van Seven Trappen = [De Septem Gradibus Amoris]. Turnhout: Brepols Publishers, 2003.

MLA (9th ed.) Citation

Juan de Ruusbroec, Beato, et al. Opera Omnia: . 9 , Van Seven Trappen = [De Septem Gradibus Amoris]. Brepols Publishers, 2003.