APA (7th ed.) Citation

Adam Matthew Digital (Firm). (2018). Sudan: Upper Nile Mission: Sub-files 4, 6-10 and 13. Adam Matthew Digital.

Chicago Style (17th ed.) Citation

Adam Matthew Digital (Firm). Sudan: Upper Nile Mission: Sub-files 4, 6-10 and 13. Marlborough, Wiltshire: Adam Matthew Digital, 2018.

MLA (9th ed.) Citation

Adam Matthew Digital (Firm). Sudan: Upper Nile Mission: Sub-files 4, 6-10 and 13. Adam Matthew Digital, 2018.