Idioma Spanish
Publicado el 17 de agosto de 1991 por Alianza Editorial.

Isaac Asimov: Los enigmas de los viudos negros (Spanish language, 1991, Alianza Editorial)
Idioma Spanish
Publicado el 17 de agosto de 1991 por Alianza Editorial.
Collection of mystery short stories:
"The Fourth Homonym" (1985) "Unique Is Where You Find It" (1985) "The Lucky Piece" (1990) "Triple Devil" (1985) "Sunset on the Water" (1986) "Where Is He?" (1986) "The Old Purse" (1987) "The Quiet Place" (1988) "The Four-Leaf Clover" (1990) "The Envelope" (1989) "The Alibi" (1989) "The Recipe" (1990)
Collection of mystery short stories:
"The Fourth Homonym" (1985) "Unique Is Where You Find It" (1985) "The Lucky Piece" (1990) "Triple Devil" (1985) "Sunset on the Water" (1986) "Where Is He?" (1986) "The Old Purse" (1987) "The Quiet Place" (1988) "The Four-Leaf Clover" (1990) "The Envelope" (1989) "The Alibi" (1989) "The Recipe" (1990)