TY  - BOOK
AU  - Aspuria, Corazon S. 
AU  - ( and three others)
TI  - 	Differential calculus: a work text
SN  - 	978-621-427-126-9
PY  - 2023///
CY  - Intramuros, Manila
PB  - Unlimited Books Library Services & Publishing Inc.
KW  -  Calculus
N1  - Includes bibliographical references
ER  -