Cita APA

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

Chicago Style (17th ed.) Citation

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

Cita MLA

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