TY  - BOOK
AU  - Spiegel Murray
TI  - Theory And Problems Of Calculus Of Finite Differences And Di Ations Including 420 Solved Problems
SN  - 07-060218-2
PY  - 1971///
CY  - New York
PB  - Mcgraw-Hill Book Company
KW  - DIFFERENCE EQUATIONS
ER  -