Paul Monroe. (1991). International encyclopaedia of education (v.5) (partB). Cosmo.
Chicago Style aipamenaPaul Monroe. International Encyclopaedia of Education (v.5) (partB). New Delhi: Cosmo, 1991.
MLA aipamenaPaul Monroe. International Encyclopaedia of Education (v.5) (partB). Cosmo, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.