APA (7th ed.) Citation

Bacon, R., & Little, A. G. (1966). Part of the Opus tertium of Roger Bacon, including a fragment now printed for the first time. Gregg Press Limited.

Chicago Style (17th ed.) Citation

Bacon, Roger, and A. G. Little. Part of the Opus Tertium of Roger Bacon, Including a Fragment Now Printed for the First Time. Farnborough, Hants.: Gregg Press Limited, 1966.

MLA (9th ed.) Citation

Bacon, Roger, and A. G. Little. Part of the Opus Tertium of Roger Bacon, Including a Fragment Now Printed for the First Time. Gregg Press Limited, 1966.