Kay, David C. Historical thesaurus of the oxford english dictionary: With additional material from a thesaurus of old english - Oxford Oxford University Press 2009 - 2V - ; V.2-ix,2109p. ISBN: RS 20025.00 (UKP 250.00), (Set of 2 vol.) Source: RS 20025.00 (UKP 250.00), (Set of 2 vol.)