APA (7th ed.) Citation

Pi y Arsuaga, F. Abdallah (Calleja, M. 1950.).

Chicago Style (17th ed.) Citation

Pi y Arsuaga, F. Abdallah. Calleja, M. 1950.

MLA (9th ed.) Citation

Pi y Arsuaga, F. Abdallah. Calleja, M. 1950.

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