TY  - BOOK
AU  - Berman,Gerald
AU  - Fryer,K.D.
TI  - Introduction to combinatorics
AV  - QA164 .B476 1972
U1  - 511.6 
PY  - 1972///
CY  - New York, New York, London, [England]
PB  - Academic Press, Inc., Academic Press, Inc. (London) Ltd.
KW  - Combinatorial analysis
KW  - Electronic books
N1  - Includes index
UR  - https://ebookcentral.proquest.com/lib/bacm-ebooks/detail.action?docID=1888415
ER  -