TY  - BOOK
AU  - Aspuria,Corazon S.
AU  - Manalo,Liberty Gay C.
AU  - Molina,MaFelisa A.
AU  - Maniquiz - Sagales,Ederlina B.
TI  - Differential calculus: a work text 
SN  - 9786214271269
U1  - . 
PY  - 2023///]
CY  - Intramuros, Manila
PB  - Unlimited books library services & publishing, inc.
ER  -