TY  - BOOK
AU  -  Zill Dennis GG
AU  - Warren S. Wright
TI  - Calculus:  Early Transcendentals 
SN  -  9780763759957
U1  - 571 
PY  - 2011///
CY  -  Boston
PB  - Jones and Bartlett Publishers  
KW  -  Functions of Several Variables
N1  -  Include Index
ER  -