@inbook {Cooper2004,
	title = {Attitudes, norms and social groups},
	booktitle = {Social Cognition},
	year = {2004},
	pages = {244{\textendash}267},
	publisher = {Blackwell},
	organization = {Blackwell},
	address = {Malden, MA},
	author = {Cooper, Joel and Kimberly A. Kelly and Kimberlee Weaver},
	editor = {Marilynn B. Brewer and Miles Hewstone}
}
@inbook {Ryan1988,
	title = {The measurement of language attitudes},
	booktitle = {Sociolinguistics. An International Handbook of the Science of Language and Society},
	volume = {2},
	year = {1988},
	pages = {1068{\textendash}1081},
	publisher = {Walter de Gruyter},
	organization = {Walter de Gruyter},
	address = {Berlin ; New York},
	author = {Ryan, Ellen B and Howard Giles and Miles Hewstone},
	editor = {Ulrich Ammon and Norbert Dittmar and Klaus J. Mattheier}
}
@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}
}
@article {Giles1982,
	title = {Cognitive structures, speech, and social situations : Two integrative models},
	journal = {Language Sciences},
	volume = {4},
	number = {2},
	year = {1982},
	pages = {187{\textendash}219},
	author = {Howard Giles and Miles Hewstone}
}
