@book {Clackson2007,
	title = {Indo-European Linguistics : An Introduction},
	series = {Cambridge Textbooks in Linguistics},
	year = {2007},
	pages = {281 ; 99 tables ; 25 exercises},
	publisher = {Cambridge University Press},
	organization = {Cambridge University Press},
	address = {Cambridge},
	issn = {9780521653671},
	author = {Clackson, James}
}
