APA (7th ed.) Citation

Greetings from Ciudad Juárez, Méx. Unión Postal Universal.

Chicago Style (17th ed.) Citation

Greetings from Ciudad Juárez, Méx. Unión Postal Universal.

MLA (8th ed.) Citation

Greetings from Ciudad Juárez, Méx. Unión Postal Universal.

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