TY  - BOOK
T1  - Euclidean and non-Euclidean geometry : an analytic approach
A1  - Ryan, Patrick J
LA  - English
PP  - Cambridge, United Kingdom
PB  - Cambridge University Press
YR  - 1989
ED  - [repr.1989]
UL  - https://colectivo.uloyola.es/Record/L52526
OP  - 215
SN  - 0521276357
KW  - Geometría
ER  -