TY - BOOK AU - Shin, Sun-Joo TI - The logical status of diagrams SN - 052146157X SN - 94008822 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 -