APA (7th ed.) Citation

ScienceDirect (Online service), Segalowitz, S. J., & Gruber, F. A. (1977). Language development and neurological theory. Academic Press.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Sidney J. Segalowitz, and Frederic A. Gruber. Language Development and Neurological Theory. New York: Academic Press, 1977.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Language Development and Neurological Theory. Academic Press, 1977.