@inbook {Giles1988,
	title = {Research on language attitudes},
	booktitle = {Sociolinguistics. An International Handbook of the Science of Language and Society},
	volume = {1},
	year = {1988},
	pages = {585{\textendash}597},
	publisher = {Walter de Gruyter},
	organization = {Walter de Gruyter},
	address = {Berlin ; New York},
	author = {Howard Giles and Miles Hewstone and Ellen B. Ryan and Patricia Johnson},
	editor = {Ulrich Ammon, Norbert Dittmar and Klaus Mattheier}
}
@inbook {Giles1987,
	title = {Speech accommodation theory : The first decade and beyond},
	booktitle = {Communication Yearbook},
	volume = {10},
	year = {1987},
	pages = {13{\textendash}48},
	publisher = {Sage},
	organization = {Sage},
	address = {Beverly Hills, CA},
	author = {Howard Giles and Anthony Mulac and James Bradac and Patricia Johnson and Margaret McLaughlin},
	editor = {Margaret McLaughlin}
}
