Introduction to the spectrography of speech.

APA Citation

Pulgram, E. (1959). Introduction to the spectrography of speech. 's-Gravenhage: Mouton.

MLA Citation

Pulgram, Ernst. Introduction to the Spectrography of Speech. 's-Gravenhage: Mouton, 1959.

Warning: These citations may not always be complete (especially for serials).