The Door into Summer
First Edition cover | |
| Author | Robert A. Heinlein |
|---|---|
| Cover artist | Mel Hunter |
| Language | English |
| Genre | Science fiction |
| Publisher | Doubleday |
Publication date | Serial version 1956; hardcover 1957 |
| Publication place | United States |
| Media type | Print (hardcover and paperback) |
| ISBN | 0-330-02516-3 |
| OCLC | 16365175 |
The Door into Summer is a science fiction novel by American science fiction writer Robert A. Heinlein, originally serialized in The Magazine of Fantasy & Science Fiction (October, November, December 1956, with covers and interior illustrations by Kelly Freas). It was published in hardcover in 1957.