Gerry A. Good

Gerry A. Good

2 ספרים במאגר

ספרים

Observing Variable Stars (Patrick Moore's Practical Astronomy Series)Gerry A. Good

Observing Variable Stars (Patrick Moore's Practical Astronomy Series)

Gerry A. Good · 2003

Observing Variable StarsGerry A. Good

Observing Variable Stars

Gerry A. Good · 2012