Richard Harwood; Ian Lodge. (2014). Cambridge IGCSE® Chemistry Workbook (Cambridge International IGCSE) (4.). CAMBRIDGE UNIVERSITY PRESS.
Chicago-čujuhus (17. p.)Richard Harwood; Ian Lodge. Cambridge IGCSE® Chemistry Workbook (Cambridge International IGCSE). 4. CAMBRIDGE UNIVERSITY PRESS, 2014.
MLA-čujuhus (9. p.)Richard Harwood; Ian Lodge. Cambridge IGCSE® Chemistry Workbook (Cambridge International IGCSE). 4. CAMBRIDGE UNIVERSITY PRESS, 2014.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.