TY  - BOOK
AU  - Loehr Nicholas A.
TI  - Introduction to mathematical proofs
T2  - Textbooks in mathematics
SN  - 9780367338237
U1  - B31, R0 
PY  - 2020///
CY  - Boca Raton
PB  -  CRC Press        
KW  - Mathematics
ER  -