APA (7th ed.) Citation

Gelb, I. J., Bailey, C. N., & Darden, B. J. (1968). Grammatology and Graphemics.

Chicago Style (17th ed.) Citation

Gelb, Ignace J., Ch.-J. N. Bailey, and B. J. Darden. Grammatology and Graphemics. Chicago, 1968.

MLA (8th ed.) Citation

Gelb, Ignace J., et al. Grammatology and Graphemics. 1968.