APA
BUTTERWORTH C. E., . (1977). Averroes' three short Commentaries on Aristotle's 'Topics', 'Rhetoric' and 'Poetics'. New York: Albany State University.
Chicago
BUTTERWORTH Charles E, . 1977. Averroes' three short Commentaries on Aristotle's 'Topics', 'Rhetoric' and 'Poetics'. New York: Albany State University.
Harvard
BUTTERWORTH C. E., . (1977). Averroes' three short Commentaries on Aristotle's 'Topics', 'Rhetoric' and 'Poetics'. New York: Albany State University.
MLA
BUTTERWORTH Charles E, . Averroes' three short Commentaries on Aristotle's 'Topics', 'Rhetoric' and 'Poetics'. New York: Albany State University. 1977.