APA Citation

Altenberg, E. P., & Vago, R. M. English grammar: Understanding the basics.

Chicago Style Citation

Altenberg, Evelyn P., and Robert M. Vago. English Grammar: Understanding the Basics.

MLA Citation

Altenberg, Evelyn P., and Robert M. Vago. English Grammar: Understanding the Basics.

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