TY  - BOOK
AU  - Conference on Copernicus [Washington]
AU  - Beer, arthur
AU  - Strand, K.Aa
TI  - Copernicus yesterday and today: proceedings of the commemorative conference held in washington honour of nicolaus copernicus: edited by Arthur Beer and K. Aa. Strand
SN  - 807178782
U1  - 520.9 
PY  - 1975///
CY  - Oxford
PB  - Pergamon
KW  - Astronomy
ER  -