APA (7th ed.) Citation

Pin, I., & Martín, O. (2007). Papá Sumo. Norma.

Chicago Style (17th ed.) Citation

Pin, Isabel, and Olga Martín. Papá Sumo. Bogotá: Norma, 2007.

MLA (9th ed.) Citation

Pin, Isabel, and Olga Martín. Papá Sumo. Norma, 2007.

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