APA (7th ed.) Citation

Bloch, E., Serra, F., & González Vicén, F. (2007). El principio esperanza. Trotta.

Chicago Style (17th ed.) Citation

Bloch, Ernst, Francisco Serra, and Felipe González Vicén. El Principio Esperanza. Madrid: Trotta, 2007.

MLA (8th ed.) Citation

Bloch, Ernst, et al. El Principio Esperanza. Trotta, 2007.

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