Books about Human-alien encounters -- Fiction (sorted by popularity)
- The Gravity Business James E. Gunn 40 downloads
- Car Pool Rosel George Brown 40 downloads
- The Madcap Metalloids Verne Athanas 40 downloads
- The Star Beast Damon Knight 40 downloads
- The Next Time We Die Robert Moore Williams 40 downloads
- The Gift Bearer Charles L. Fontenay 40 downloads
- Not Fit for Children Evelyn E. Smith 40 downloads
- Not Snow Nor Rain Miriam Allen De Ford 39 downloads
- A Matter of Taste Jr. L. J. Stecher 39 downloads
- The eternal quest Joseph Gilbert 39 downloads
- The Weather on Mercury Joseph Samachson 39 downloads
- Rockabye, Grady David Mason 39 downloads
- The Enormous Word William Oberfield 39 downloads
- The Cosmic Bluff Mack Reynolds 39 downloads
- The God-Plllnk Jerome Bixby 39 downloads
- To Save Earth Edward W. Ludwig 39 downloads
- You Don't Walk Alone Frank M. Robinson 39 downloads
- The Anglers of Arz Roger D. Aycock 38 downloads
- The Margenes Miriam Allen De Ford 38 downloads
- Message From Mars Clifford D. Simak 38 downloads
- The Frightful Ones Richard Maples 38 downloads
- Feet of Clay Robert Hoskins 38 downloads
- Round-Up Time Chester Cohen 38 downloads
- Ticket to the Stars Raymond E. Banks 38 downloads
- The Ambassadors From Venus Kendell Foster Crossen 38 downloads