APA

Niles B., . (1924). Colombia, land of miracles. New York and London: The Century co.

Chicago

Niles Blair, . 1924. Colombia, land of miracles. New York and London: The Century co.

Harvard

Niles B., . (1924). Colombia, land of miracles. New York and London: The Century co.

MLA

Niles Blair, . Colombia, land of miracles. New York and London: The Century co. 1924.