Two planets =
Subtitle: Auf zwei Planeten
By: by Kurd Lasswitz ; abridged by Erich Lasswitz ; translated by Hans H. Rudnick ; afterword by Mark R. Hillegas.
Contributors: Lasswitz, Erich, 1880-
Published: 1971
Place of publication: New York : Popular Library
Language: eng
Number of pages: 383
Subjects: Life on other planets -- Fiction
Genres: Fiction.
Work titles: Auf zwei Planeten.
Notes: Translation of: Auf zwei Planeten.