TY  - BOOK
AU  - Wardhaugh, Ronald
TI  - Investigating language : central problems in linguistics
SN  - 0631187545
AV  - P106.W37 1993 
PB  - Blackwell
KW  - Language and languages
KW  - Linguistics
KW  - P
N1  - Reprinted 1994 - t. p. verso; Includes bibliographical references (p. [275]-287) and index
ER  -