توضیحات
Part of Ginn Series. Roy Gallant "wrote units three, four, five, and eight. Units one, two, six, and seven were written by Dr. Asimov.
جزئیات کتاب
فرمت
جلد نرم
صفحات
376 صفحه
زبان
انگلیسی
منتشر شده
ژانویه 1, 1975
ناشر
Ginn and Compyany
ISBN-10
0663305829
ISBN-13
9780663305827