Richards, J., & Long, M. (1984). Breakthrough: A Course in English Communication Practice. Oxford: Oxford University Press.
Čikaški stil citiranjaRichards, J.c., i M.n Long. Breakthrough: A Course in English Communication Practice. Oxford: Oxford University Press, 1984.
MLA način citiranjaRichards, J.c., i M.n Long. Breakthrough: A Course in English Communication Practice. Oxford: Oxford University Press, 1984.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.