John Sinclair. (1995). Collins Cobuild English guides: Homophones. London: HarperCollins.
Čikaški stil citiranjaJohn Sinclair. Collins Cobuild English Guides: Homophones. London: HarperCollins, 1995.
MLA način citiranjaJohn Sinclair. Collins Cobuild English Guides: Homophones. London: HarperCollins, 1995.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.