APA (7th ed.) Citation
SIEGEL, G., & ET AL. (1993). THE EFFECTS OF AUDITORY AND VISUAL INTERFERENCE ON SPEECH AND SIGN.
Chicago Style (17th ed.) Citation
SIEGEL, G.M, and ET AL. THE EFFECTS OF AUDITORY AND VISUAL INTERFERENCE ON SPEECH AND SIGN. 1993.
MLA (9th ed.) Citation
SIEGEL, G.M, and ET AL. THE EFFECTS OF AUDITORY AND VISUAL INTERFERENCE ON SPEECH AND SIGN. 1993.
Warning: These citations may not always be 100% accurate.