John Reynolds. (2012). Cambridge Checkpoint English Teacher's Resource Book 3. Hodder Education.
Chicago-čujuhus (17. p.)John Reynolds. Cambridge Checkpoint English Teacher's Resource Book 3. Hodder Education, 2012.
MLA-čujuhus (9. p.)John Reynolds. Cambridge Checkpoint English Teacher's Resource Book 3. Hodder Education, 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.