TY  - BOOK
A2  - Ethan D. Bloch.
AU  - Bloch, Ethan D.
ET  - Second edition.
KW  - Teoria dowodu.
Teoria zbiorów.
NV  - XXIV, 359, [1] strona :
PY  - 2011
SN  - 9781441971265
SN  - 9781441971272
TI  - Proofs and fundamentals : a first course in abstract mathematics /
ER  -