Cita APA (7a ed.)
Ward, A. (1996). Preparation PET and practice with answers (1a. ed.). Oxford University Press.
Cita Chicago Style (17a ed.)
Ward, Ann. Preparation PET and Practice with Answers. 1a. ed. Oxford: Oxford University Press, 1996.
Cita MLA (9a ed.)
Ward, Ann. Preparation PET and Practice with Answers. 1a. ed. Oxford University Press, 1996.
Precaución: Estas citas no son 100% exactas.