Cita APA (7a ed.)
Duston, A., & Nesselrath, A. The invisible made invisible: Angels from the Vatican / Allen Duston, O. P., and Arnold Nesselrath.
Cita Chicago Style (17a ed.)
Duston, Allen, y Arnold Nesselrath. The Invisible Made Invisible: Angels from the Vatican / Allen Duston, O. P., and Arnold Nesselrath.
Cita MLA (9a ed.)
Duston, Allen, y Arnold Nesselrath. The Invisible Made Invisible: Angels from the Vatican / Allen Duston, O. P., and Arnold Nesselrath.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.