Gilbert Ryle, "John Locke", Crítica: Revista Hispanoamericana de Filosofía 1(2) (1967)
Gilbert Ryle, "John Locke", Crítica: Revista Hispanoamericana de Filosofía 1(2) (1967), p. 6
Gilbert Ryle, "John Locke", Crítica: Revista Hispanoamericana de Filosofía 1(2) (1967), p. 3
mnstate.edu
web.mnstate.edu
George Berkeley, "A Treaties Concerning the Principles of Human Knowledge", 2nd edition, 1734, paragraph 20
stanford.edu
plato.stanford.edu
Uzgalis, William, "John Locke", The Stanford Encyclopedia of Philosophy (2019), section 2.2
"There has been considerable scholarly debate concerning the details of Locke’s account of the distinction". Uzgalis, William, "John Locke", The Stanford Encyclopedia of Philosophy (2019), section 2.2
Uzgalis, William, "John Locke", The Stanford Encyclopedia of Philosophy (2019), section 2.3
Lisa Downing, "George Berkeley", The Stanford Encyclopedia of Philosophy, Spring 2020
Graham Macdonald and Krishna Nakul, "Alfred Jules Ayer", The Stanford Encyclopedia of Philosophy, Fall 2018 edition
