@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}
}
