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Useful reference texts for AS/A2 English Language
The Cambridge Encyclopedia of LanguageThe Cambridge Encyclopedia of Language by David Crystal
Buy new: £18.49 / Used from: £9.68
This is Crystal's other encyclopaedia - about language in general rather than specific to English - equally fascinating.
Longman Dictionary of Contemporary English 2005: Update Paper and CD-ROMLongman Dictionary of Contemporary English 2005: Update Paper and CD-ROM
Buy used from: £21.00
You get a book and searchable CD-ROM for your money - very useful tool.
Discover GrammarDiscover Grammar by Prof David Crystal
Buy new: £9.07 / Used from: £4.59
Grammar made as simple and accessible as possible.
Roget's Thesaurus of English Words and Phrases (Penguin Reference)Roget's Thesaurus of English Words and Phrases (Penguin Reference)
Buy new: £5.99 / Used from: £2.95
You can get an A-Z thesaurus but Roget's is still the dog's biscuits
Oxford A-Z of Grammar and PunctuationOxford A-Z of Grammar and Punctuation by John Seely
Buy used from: £0.95
In case you're really stressing about your g&p
The Oxford Dictionary of Slang (Oxford Paperback Reference)The Oxford Dictionary of Slang (Oxford Paperback Reference) by John Ayto
Buy new: £6.01 / Used from: £3.07
In case you need to look up some word your teacher thinks is still hip...
The Concise Oxford Dictionary of Linguistics (Oxford Paperback Reference)The Concise Oxford Dictionary of Linguistics (Oxford Paperback Reference) by P.H. Matthews
Buy used from: £0.01
Quite advanced but handy for looking up new language concepts you come across in your reading
Concise Oxford Companion to the English Language (Oxford Paperback Reference)Concise Oxford Companion to the English Language (Oxford Paperback Reference)
Buy new: £9.89 / Used from: £0.37
Brilliant book - A-Z compedium of very useful information
Collins English Dictionary: Complete & UnabridgedCollins English Dictionary: Complete & Unabridged
Buy used from: £99.99
If you're studying AS/A2 English Language, you gotta have a big dictionary. This is the one I use...