Cookson, L. E., & Shakespeare, W. (1991). Macbeth.
Chicago Style aipamenaCookson, Linda; Ed, and William Shakespeare. Macbeth. Hyderabad, Orient Longman, 1991.
MLA aipamenaCookson, Linda; Ed, and William Shakespeare. Macbeth. 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.