Bett, Henry. Nicholas of Cusa. London: Methuen, 1932, 210 p.
Part I includes a substantial biography detailing Cusanus's church career; Part II focuses on his writings.
Beck, Lewis White. “Nicholas of Cusa.” In Early German Philosophy: Kant and His Predecessors, pp. 57-71. Cambridge: Harvard University Press, 1969.
Places Cusanus between Medieval mysticism and post-Reformation humanism in German thought, and reviews the major themes of his works.
Biechler, James E., and H. Lawrence Bond. Introduction to Nicholas of Cusa on Interreligious...
(The entire section is 910 words.)