APA (7th ed.) Citation

Espasa Calpe. Enciclopedia Universal Ilustrada Europeo-Americana: NEC-NULLY.

Chicago Style (17th ed.) Citation

Espasa Calpe. Enciclopedia Universal Ilustrada Europeo-Americana: NEC-NULLY.

MLA (8th ed.) Citation

Espasa Calpe. Enciclopedia Universal Ilustrada Europeo-Americana: NEC-NULLY.

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