APA Style

Harwood, R., Chadwick, T. (2022). Chemistry for Cambridge IGCSE ENGLISH LANGUAGE SKILLS WORKBOOK Fifth edition Digital Access . Singapore: Cambridge University Press.

MLA Style

Harwood, Richard., Chadwick, Timothy. "Chemistry for Cambridge IGCSE ENGLISH LANGUAGE SKILLS WORKBOOK Fifth edition Digital Access". Singapore: Cambridge University Press, 2022. Text.