Cita APA (7a ed.)

Pearson, S. D. (1990). Text-to-speech synthesis using a natural voice source. [s.n.].

Cita Chicago Style (17a ed.)

Pearson, Stephen D. Text-to-speech Synthesis Using a Natural Voice Source. [S.l.]: [s.n.], 1990.

Cita MLA (9a ed.)

Pearson, Stephen D. Text-to-speech Synthesis Using a Natural Voice Source. [s.n.], 1990.