@book{3213,
	author = {Pledger, Keith,},
	title = {Mastering Mathematics for WJEC GCSE :},
	publisher = {Hodder Education :},
	year = {2015.},
	address = {London, [England] :},
	url = {https://ebookcentral.proquest.com/lib/nrc-ebooks/detail.action?docID=4397852}
}