Other sources do not state that Wolfe was Agnello's assistant; Stefansson 1938, p. 125. Stefansson, Vilhjalmur (1938). The Three Voyages of Martin Frobisher. Vol. II. London: Argonaut Press. Retrieved 9 November 2013.
Jones 1955, p. 245. Jones, William M. (December 1955). "Two Learned Italians in Elizabethan England". Italica. 32 (4). American Association of Teachers of Italian: 242–7. doi:10.2307/476735. JSTOR476735.
Jones 1955, p. 246. Jones, William M. (December 1955). "Two Learned Italians in Elizabethan England". Italica. 32 (4). American Association of Teachers of Italian: 242–7. doi:10.2307/476735. JSTOR476735.
Jones 1955, p. 245. Jones, William M. (December 1955). "Two Learned Italians in Elizabethan England". Italica. 32 (4). American Association of Teachers of Italian: 242–7. doi:10.2307/476735. JSTOR476735.
Jones 1955, p. 246. Jones, William M. (December 1955). "Two Learned Italians in Elizabethan England". Italica. 32 (4). American Association of Teachers of Italian: 242–7. doi:10.2307/476735. JSTOR476735.