Stany Zjednoczone. Department of State & Stany Zjednoczone. Government Printing Office. (1918). Diplomatic correspondence with belligerent governments: Relating to neutral rights and duties (Printed and distributed May 18.). Government Printing Office.
Citazione stile Chigago Style (17a edizione)Stany Zjednoczone. Department of State e Stany Zjednoczone. Government Printing Office. Diplomatic Correspondence with Belligerent Governments: Relating to Neutral Rights and Duties. Printed and distributed May 18. Washington: Government Printing Office, 1918.
Citatione MLA (9a ed.)Stany Zjednoczone. Department of State e Stany Zjednoczone. Government Printing Office. Diplomatic Correspondence with Belligerent Governments: Relating to Neutral Rights and Duties. Printed and distributed May 18. Government Printing Office, 1918.