APA (7th ed.) Citation

Toth, M. D., Ragno, N. N., & Gray, B. J. (1990). World of language. Silver Burdett & Ginn.

Chicago Style (17th ed.) Citation

Toth, Marian Davies, Nancy Nickell Ragno, and Betty J. Gray. World of Language. Morristown, NJ: Silver Burdett & Ginn, 1990.

MLA (9th ed.) Citation

Toth, Marian Davies, et al. World of Language. Silver Burdett & Ginn, 1990.