APA-viite (7. p.)

Johnson, H. J. T. (1933). Vatican diplomacy in the world war. B. Blackwell.

Chicago-viite (17. p.)

Johnson, Humphrey J. T. Vatican Diplomacy in the World War. Oxford: B. Blackwell, 1933.

MLA-viite (8. p.)

Johnson, Humphrey J. T. Vatican Diplomacy in the World War. B. Blackwell, 1933.