APA (7th ed.) Citation
Madariaga, S. d. (1940). Christopher Columbus: Being the life of the very magnificent lord Don Cristobal Colón. The Macmillan company.
Chicago Style (17th ed.) Citation
Madariaga, Salvador de. Christopher Columbus: Being the Life of the Very Magnificent Lord Don Cristobal Colón. New York: The Macmillan company, 1940.
MLA (9th ed.) Citation
Madariaga, Salvador de. Christopher Columbus: Being the Life of the Very Magnificent Lord Don Cristobal Colón. The Macmillan company, 1940.
Warning: These citations may not always be 100% accurate.