TY  - BOOK
AU  - Spiegel, Eugene
AU  - O'Donnell, Christopher J
TI  - Incidence algebras
SN  - 96051435
U1  - 512.24 SPI 
PY  - 1997///
CY  - New York
PB  - Marcel Dekker
KW  - Mathematics
N1  - Includes bibliographical references (p. 317-326) and index
ER  -