TY  - BOOK
AU  - Borovik,Alexandre
AU  - Gardiner,Tony
TI  - The essence of mathematics: through elementary problems 
AV  - QA99 .B676 2019
U1  - 510 23
PY  - 2019///]
CY  - Cambridge, UK
PB  - Open Book Publishers
KW  - Mathematics
KW  - Miscellanea
KW  - Electronic books
UR  - https://www.nbs.de/bibliothek/faq
UR  - https://ebookcentral.proquest.com/lib/nbsde/detail.action?docID=5811413
ER  -