APA (7th ed.) Zitazioa
MCFADDEN, D., & BURKE, E. DEVELOPMENTAL DISABILITIES AND THE NEW PARADIGM: DIRECTIONS FOR THE 1990s.
Chicago Style (17th ed.) Zitazioa
MCFADDEN, D.L, eta E.P BURKE. DEVELOPMENTAL DISABILITIES AND THE NEW PARADIGM: DIRECTIONS FOR THE 1990s.
MLA (9th ed.) Zitazioa
MCFADDEN, D.L, eta E.P BURKE. DEVELOPMENTAL DISABILITIES AND THE NEW PARADIGM: DIRECTIONS FOR THE 1990s.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.