1. The sky observer's guide :
پدیدآورنده : by R. Newton Mayall, Margaret Mayall, and Jerome Wyckoff ; paintings and diagrs. by John Polgreen
کتابخانه: Center and Library of Islamic Studies in European Languages (Qom)
موضوع : Astronomy-- Observers' manuals
رده :
QB64
.
M3
1977
