Peters, Pam
The Cambridge guide to English usage
Cambridge University Press, 2006
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The Concise Oxford English-Arabic dictionary of current usage
edited by N.S. Doniach
Oxford University Press, 1992
 Buku Referensi
The Oxford English-Arabic dictionary of current usage
edited by N. S. Doniach
Clarendon Press; Oxford University Press, 1972
 Buku Referensi
Partridge, Eric, 1894-1979
Usage and abusage : a guide to good English
Hamish Hamilton, 1994
 Buku Referensi
Partridge, Eric, 1894-1979
Usage and abusage : a guide to good English
Penguin Books, 1982
 Buku Teks SO