Peaty, D. (1984). Discovery for students at post-intermediate level (1a. ed.). Oxford University.
Cita Chicago Style (17a ed.)Peaty, David. Discovery for Students at Post-intermediate Level. 1a. ed. Oxford: Oxford University, 1984.
Cita MLA (9a ed.)Peaty, David. Discovery for Students at Post-intermediate Level. 1a. ed. Oxford University, 1984.
Precaución: Estas citas no son 100% exactas.