TY  - BOOK
AU  - Aspuria, Corazon S. 
AU  - Manalo, Liberty Gay C.
AU  - Molina, Ma. Felisa A. 
AU  - Sagales, Ederlina B.
TI  - Differential calculus: a work text
SN  - 9786214271269
U1  - 515.43 
PY  - 2023///
CY  - Manila
PB  - Unlimited Books Library Services & Publishing Inc., 
N1  - Includes bibliographical references
ER  -