TY  - BOOK
AU  - Alwazeer, Duried
TI  - Core concepts in mathematics: trigonometry 
SN  - 9781984688682
AV  - QA 531 .Al49 2024
PY  - 2024///
CY  - New York, NY
PB  - 3G E-Learning LLC
KW  - Trigonometry
KW  - problems, exercises
N1  - Includes bibliographical references and index
ER  -