TY  - BOOK
AU  - Shin, Sun-Joo
TI  - The logical status of diagrams
SN  - 9780521102773
U1  - 511.33 SHI 
PY  - 1994///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Logic, Symbolic and mathematical
KW  - Venn diagrams
N1  - Includes bibliographical references (p. 193-194) and index
ER  -