TY  - BOOK
AU  - Calzone, Ottavio
TI  - Essential calculus derivatives: learn calculus the easy way
SN  - 9798861313513
AV  - COL QA 303.2 .C17 2023 
PY  - 2023///
CY  - Singapore
PB  - Ottavio Calzone Pub.
KW  - Calculus -- study and teaching
ER  -