McKendrick, E. (2007). Contract law (ed.7.). Palgrave Macmillan.
Chicago Style aipamenaMcKendrick, Ewan. Contract Law. ed.7. N.Y: Palgrave Macmillan, 2007.
MLA aipamenaMcKendrick, Ewan. Contract Law. ed.7. Palgrave Macmillan, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.