APA

Madariaga S. d., . (1963). The fall of the Spanish American Empire. New York: Collier Books.

Chicago

Madariaga Salvador de, . 1963. The fall of the Spanish American Empire. New York: Collier Books.

Harvard

Madariaga S. d., . (1963). The fall of the Spanish American Empire. New York: Collier Books.

MLA

Madariaga Salvador de, . The fall of the Spanish American Empire. New York: Collier Books. 1963.