Note: There are other series with the same name: Worlds (Eric Flint)
- Series: Worlds (Joe Haldeman) Series Record # 441
- Series Tags: polyamory (2), near future (2), science fiction (2), interstellar travel (1), New York (1), Florida (1), Zaire (1), mutants (1), death cult (1), only fatal to adults virus (1), post apocalyptic (1), space station (1), strong female characters (1), biological warfare (1), multiple points of view (1), generation ships (1), space stations (1), Earth (1), nuclear warfare (1)
- Worlds (Joe Haldeman)
- 1 Worlds (1981) by Joe Haldeman
- 2 Worlds Apart (1983) by Joe Haldeman
- 3 Worlds Enough and Time (1992) by Joe Haldeman