تفاصيل الكتاب
تنسيق
غلاف صلب
صفحات
184
لغة
الإنجليزية
منشور
Sep 1, 1977
الناشر
Doubleday & Company, Inc. (Garden City, NY)
رقم ISBN-10
0385121008
رقم ISBN-13
9780385121002
الوصف
Set in the twenty-third century, a father and his son are devoted to building a better "He was a missionary to the aliens, bringing them humanity. But was he human himself?"