APA (7th ed.) Citation

Wills, G., Davis, H. C., Gilbert, L., Hare, J., Howard, Y., Jeyes, S., . . . Sherratt, R. (2007). Delivery of QTIv2 question types.

Chicago Style (17th ed.) Citation

Wills, Gary, Hugh C. Davis, Lester Gilbert, Jonathon Hare, Yvonne Howard, Steve Jeyes, David Millard, and Robert Sherratt. Delivery of QTIv2 Question Types. 2007.

MLA (9th ed.) Citation

Wills, Gary, et al. Delivery of QTIv2 Question Types. 2007.

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