APA (7th ed.) Citation

Kang, S. (1990). Speech excitation encoding at low bit rates. [publisher not identified].

Chicago Style (17th ed.) Citation

Kang, Sangwon. Speech Excitation Encoding at Low Bit Rates. [Place of publication not identified]: [publisher not identified], 1990.

MLA (9th ed.) Citation

Kang, Sangwon. Speech Excitation Encoding at Low Bit Rates. [publisher not identified], 1990.