Who is whose mother, father, lover, child, kidnapper, employer, ...? Solid confusion.
Very amusing & totally crazy tale of convoluted relationships. Rusty has more to say at Best Science Fiction Stories.
Glenn Davies' "In His Image" is a simpler & less interesting variation published a few months back.
Fact sheet.First published: F&SF, March 1959.
Download full text, or MP3 audio.
Related: Stories of Robert Heinlein; time travel stories.