Kirsten A. Bender / Todd K. Bender
Librería Samer Atenea
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Librería Kolima (Madrid)
Librería Proteo (Málaga)
Originally published in 1982, this title supplies a complete verbal index, listing all the words in the texts with their locations, a word frequency table, and a field of reference which establishes a page/line reference system for locating each context.