Louise Ackroyd. (2018). Cambridge International AS and A Level Mathematics Statistics 1 Student Book (Cambridge International Examinations) (edition.). HarperCollins UK.
Chicago-čujuhus (17. p.)Louise Ackroyd. Cambridge International AS and A Level Mathematics Statistics 1 Student Book (Cambridge International Examinations). edition. HarperCollins UK, 2018.
MLA-čujuhus (9. p.)Louise Ackroyd. Cambridge International AS and A Level Mathematics Statistics 1 Student Book (Cambridge International Examinations). edition. HarperCollins UK, 2018.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.