@book {Crystal2008,
	title = {A Dictionary of Linguistics and Phonetics},
	year = {2008},
	publisher = {Blackwell},
	organization = {Blackwell},
	edition = {6},
	address = {Oxford},
	author = {Crystal, David}
}
@inbook {Crystal1975,
	title = {Paralinguistics},
	booktitle = {The Body as a Medium of Expression},
	year = {1975},
	pages = {162{\textendash}174},
	publisher = {Institute of Contemporary Arts},
	organization = {Institute of Contemporary Arts},
	address = {London},
	author = {Crystal, David},
	editor = {Jonathan Benthall and Ted Polhemus}
}
