Grise, V. (2011). Blu. Yale University Press.
Chicago Style (17th ed.) ZitazioaGrise, Virginia. Blu. New Haven: Yale University Press, 2011.
MLA (9th ed.) ZitazioaGrise, Virginia. Blu. Yale University Press, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.