APA (7th ed.) Citation

Campos, R. G. d. (1937). Portugal. Editorial Império.

Chicago Style (17th ed.) Citation

Campos, Ramiro Guedes de. Portugal. Editorial Império, 1937.

MLA (8th ed.) Citation

Campos, Ramiro Guedes de. Portugal. Editorial Império, 1937.

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