Cita APA (7a ed.)

Groote, G., Hofman, R., & Dijk, R. T. M. v. (2003). Opera omnia: . Pars I , Prolegomena ad Gerardi Magni Opera omnia. Brepols Publishers.

Cita Chicago Style (17a ed.)

Groote, Gerardo, Rijcklof Hofman, y Rudolf Th. M. van Dijk. Opera Omnia: . Pars I , Prolegomena Ad Gerardi Magni Opera Omnia. Turnhout: Brepols Publishers, 2003.

Cita MLA (9a ed.)

Groote, Gerardo, et al. Opera Omnia: . Pars I , Prolegomena Ad Gerardi Magni Opera Omnia. Brepols Publishers, 2003.