APA (7th ed.) Citation

Ortiz,C Autor. (1923). Aritmética. Saturnino Calleja.

Chicago Style (17th ed.) Citation

Ortiz,C Autor. Aritmética. Madrid: Saturnino Calleja, 1923.

MLA (9th ed.) Citation

Ortiz,C Autor. Aritmética. Saturnino Calleja, 1923.

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