Planetary encounters
By: Robert M. Powers ; original drawings by Helen Zane Jensen
Contributors: Jensen, Helen Zane
Edition: Rev. ed.
Publisher: Warner Books
Published: 1980
Place of publication: New York
Language: eng
Number of pages: 368
ISBN-13: 9780446933308
Copyright date: 1979
Subjects: Exploration; Astronautics; Planets
Notes: Includes bibliographical references (p. 357-359) and index.