APA (7th ed.) Citation

Pérez Herrero, P. (1987). Porfirio Díaz. Historia 16 [u.a.].

Chicago Style (17th ed.) Citation

Pérez Herrero, Pedro. Porfirio Díaz. Madrid: Historia 16 [u.a.], 1987.

MLA (9th ed.) Citation

Pérez Herrero, Pedro. Porfirio Díaz. Historia 16 [u.a.], 1987.

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