Dyfyniad APA

Chris Pearce. (2018). Cambridge IGCSE Maths Student's Book. HarperCollins.

Dyfyniad Arddull Chicago

Chris Pearce. Cambridge IGCSE Maths Student's Book. London: HarperCollins, 2018.

Dyfyniad MLA

Chris Pearce. Cambridge IGCSE Maths Student's Book. HarperCollins, 2018.

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