Cita APA

Aguero-Valverde, J., & Guadamuz-Flores, R. (2020). Railway crossings with promise of safety improvement in Costa Rica.

Chicago Style Citation

Aguero-Valverde, Jonathan, i Renato Guadamuz-Flores. Railway Crossings With Promise of Safety Improvement in Costa Rica. 2020.

Cita MLA

Aguero-Valverde, Jonathan, i Renato Guadamuz-Flores. Railway Crossings With Promise of Safety Improvement in Costa Rica. 2020.