Louis Fidge. (2011). Grammar and Punctuation: Teacher's Guide 1 (Collins Primary Focus) (New edition.). HarperCollins UK.
Chicago-čujuhus (17. p.)Louis Fidge. Grammar and Punctuation: Teacher's Guide 1 (Collins Primary Focus). New edition. HarperCollins UK, 2011.
MLA-čujuhus (9. p.)Louis Fidge. Grammar and Punctuation: Teacher's Guide 1 (Collins Primary Focus). New edition. HarperCollins UK, 2011.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.