TY  - BOOK
T1  - Astronomy educational material from Sweden : mark written examinations from Lund, Gothenburg and Uppsala
LA  - English
PP  - Gothenburg
PB  - University of Gotemburg
YR  - 1968
UL  - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/das.1306
KW  - Astronomía
ER  -