TY  - BOOK
AU  - Burton-Roberts,Noel
TI  - The limits to debate: a revised theory of semantic presupposition 
SN  - 0521361508 :
U1  - 160 
PY  - 1989///
CY  - Cambridge
PB  - The University Press
KW  - Presupposition (Logic)
N1  - Includes bibliographical references and index
ER  -