Davies, R., & McDermott, D. (1994). Mind-opening training games. McGraw-Hill.
Chicago Style aipamenaDavies, Rex, and David McDermott. Mind-opening Training Games. New York: McGraw-Hill, 1994.
MLA aipamenaDavies, Rex, and David McDermott. Mind-opening Training Games. McGraw-Hill, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.