APA (7th ed.) Citation

Briggs, S., & Kidby, P. (2017). Terry Pratchett: HisWorld: A brief guide to Discworld (First and only edition.). Dunmanifestin Ltd.

Chicago Style (17th ed.) Citation

Briggs, Stephen, and Paul Kidby. Terry Pratchett: HisWorld: A Brief Guide to Discworld. First and only edition. [England]: Dunmanifestin Ltd, 2017.

MLA (9th ed.) Citation

Briggs, Stephen, and Paul Kidby. Terry Pratchett: HisWorld: A Brief Guide to Discworld. First and only edition. Dunmanifestin Ltd, 2017.

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