Oladipo, R. (2013). Longhorn essentials of English grammar.
Chicago-čujuhus (17. p.)Oladipo, Rebecca. Longhorn Essentials of English Grammar. Nairobi, 2013.
MLA-čujuhus (9. p.)Oladipo, Rebecca. Longhorn Essentials of English Grammar. 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.