00601nam a2200193Ia 4500 IN-BaIIA 211028s9999 xx 000 0 eng d 0-521-38199-1 IIA Library 520.8 BIR Birney, D. Scott 17589 Observational astronomy D. Scott Birney Cambridge Cambridge University Press 1991 ix, 328p. Astronomical Techniques 1786 Astronomy and Astrophysics Thesaurus Observing Techniques 822 BK 10351 10351 0 0 0 0 BAN KOD GEN 1992-04-24 820.75 0 520.8/ BIR 11261 2021-11-05 820.75 1992-04-24 BK Rs. 820.75