Leonard, I. A. 1. (1949). Books of the brave: Being an account of books and of men in the Spanish Conquest and settlement of the sixteenth-century New World. Cambridge, Massachusetts: Harvart University Press.

Leonard, Irving A. 1896-1996. Books of the Brave: Being an Account of Books and of Men in the Spanish Conquest and Settlement of the Sixteenth-century New World. Cambridge, Massachusetts: Harvart University Press, 1949.

Leonard, Irving A. 1896-1996. Books of the Brave: Being an Account of Books and of Men in the Spanish Conquest and Settlement of the Sixteenth-century New World. Cambridge, Massachusetts: Harvart University Press, 1949.