Descripción
Part of Ginn Series. Roy Gallant "wrote units three, four, five, and eight. Units one, two, six, and seven were written by Dr. Asimov.
Detalles del libro
Formato
Tapa blanda
Páginas
376 páginas
Idioma
Inglés
Publicado
ene. 1, 1975
Editorial
Ginn and Compyany
ISBN-10
0663305829
ISBN-13
9780663305827