APA (7th ed.) Citation

Bowles, P. (1993). El cielo protector (1a. ed.). RBA.

Chicago Style (17th ed.) Citation

Bowles, Paul. El Cielo Protector. 1a. ed. Barcelona: RBA, 1993.

MLA (9th ed.) Citation

Bowles, Paul. El Cielo Protector. 1a. ed. RBA, 1993.