1
by Burke, Bernard F., Graham-Smith, Francis, Wilkinson, Peter N.
Published 2019
Cambridge University Press
Subjects: '; ...Radio astronomy / Observations...

2
by Thompson, Robert Bruce
Published 2005
O'Reilly Media
Subjects: '; ...Astronomy / Observers' manuals...

3
by Walker, Richard
Published 2017
Cambridge University Press
Subjects: '; ...Amateur astronomy / Observers' manuals...