APA (7th ed.) Citation
Obregón Valverde, E. Democracia moderna. CEDAL.
Chicago Style (17th ed.) Citation
Obregón Valverde, Enrique. Democracia Moderna. Heredia: CEDAL.
MLA (9th ed.) Citation
Obregón Valverde, Enrique. Democracia Moderna. CEDAL.
Warning: These citations may not always be 100% accurate.