APA (7th ed.) Citation

Varghakhadem, F., & Passingham, R. (1990). SPEECH AND LANGUAGE DEFECTS.

Chicago Style (17th ed.) Citation

Varghakhadem, F., and R. Passingham. SPEECH AND LANGUAGE DEFECTS. 1990.

MLA (9th ed.) Citation

Varghakhadem, F., and R. Passingham. SPEECH AND LANGUAGE DEFECTS. 1990.

Warning: These citations may not always be 100% accurate.