Lorenzo, J. R. S. (1990). Brain blitz reviewer (Rev. ed.). National Book Store.
Chicago Style aipamenaLorenzo, J. Ramon S. Brain Blitz Reviewer. Rev. ed. Mandaluyong City: National Book Store, 1990.
MLA aipamenaLorenzo, J. Ramon S. Brain Blitz Reviewer. Rev. ed. National Book Store, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.