APA (7th ed.) Citation

OCCELLI, P., & AGUIRRE PRADO, L. (1952). El beato Pio X Papa. Paulinas.

Chicago Style (17th ed.) Citation

OCCELLI, Pierluigi, and Luis AGUIRRE PRADO. El Beato Pio X Papa. Madrid: Paulinas, 1952.

MLA (9th ed.) Citation

OCCELLI, Pierluigi, and Luis AGUIRRE PRADO. El Beato Pio X Papa. Paulinas, 1952.

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