APA (7th ed.) Citation

Citrine, W. Letter (copy): Speeches by Senor del Vayo.

Chicago Style (17th ed.) Citation

Citrine, Walter. Letter (copy): Speeches by Senor Del Vayo.

MLA (8th ed.) Citation

Citrine, Walter. Letter (copy): Speeches by Senor Del Vayo.

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