TY  - BOOK
AU  - Spiegel,Murray R.
TI  - Schaum's outline of theory and problems of calculus of finite differences and difference equations
T2  - Schaum's outline series
SN  - 0070602182
AV  - QA 431 S755s 1971
U1  - 515/.62/0202 
PY  - 1971///]
CY  - New York
PB  - McGraw-Hill
KW  - Difference equations
KW  - Ecuaciones diferenciales
KW  - Problemas, ejercicios, etc
N1  - Cover title: Theory and problems of calculus of finite differences and difference equations; On spine: Finite differences and difference equations
UR  - http://www.loc.gov/catdir/description/mh031/74151500.html
UR  - http://www.loc.gov/catdir/toc/mh021/74151500.html
UR  - http://www.loc.gov/catdir/enhancements/fy1012/74151500-b.html
ER  -