APA (7th ed.) Citation

Brennan, P. B. M., Burkhardt, J., McMullen, S., & Wallace, M. (1999). What Does Electronic Full-Text Really Mean? A Comparison of Database Vendors and What They Deliver.

Chicago Style (17th ed.) Citation

Brennan, Patricia B. M., Joanna Burkhardt, Susan McMullen, and Marla Wallace. What Does Electronic Full-Text Really Mean? A Comparison of Database Vendors and What They Deliver. 1999.

MLA (9th ed.) Citation

Brennan, Patricia B. M., et al. What Does Electronic Full-Text Really Mean? A Comparison of Database Vendors and What They Deliver. 1999.