Capek, K., Capek, J., & Selver, P. (1961). R.u.r. and the insect play. Oxford University Press.
Chicago Style (17th ed.) ZitazioaCapek, Karel, Josef Capek, eta P. Selver. R.u.r. and the Insect Play. London: Oxford University Press, 1961.
MLA (9th ed.) ZitazioaCapek, Karel, et al. R.u.r. and the Insect Play. Oxford University Press, 1961.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.