It is the first one Dan referenced:

Trudgill, Peter. 1981. Linguistic accommodation: sociolinguistic observations on a socio-psychological theory. In C. Masek, R. Hendrick & M. Miller (eds.), Papers from the parasession on language and behavior. Chicago Linguistic Society. University of Chicago Press. pp. 218-37.

Charlie

On Fri, Oct 17, 2014 at 4:02 PM, Cameron, Richard <[log in to unmask]> wrote:

Thank you! Could I ask for the bibliographic reference of this?

All the best - Richard Cameron

On Fri, October 17, 2014 3:12 pm, TRUDGILL Peter wrote:
> Many thanks to Charlie Farrington - many people have now asked for the
> pdf, so here it is for anyone who wants it. I think those who know my 1986
> book will find little that is new here - but it is I suppose of historical
> interest and perhaps even, as Dan kindly said, valuable in its way.
>
> Peter
>
>
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