Baart 1999
Baart, Joan. 1999.Acoustic phonetics. CD-ROM. Preliminary edition, chapters 2–5. In LinguaLinks 4.0 LT. Dallas: SIL. (Updated version Baart 2001.)
Baart, Joan. 1999.Acoustic phonetics. CD-ROM. Preliminary edition, chapters 2–5. In LinguaLinks 4.0 LT. Dallas: SIL. (Updated version Baart 2001.)