APA (7th ed.) Citation

Withall, M. S., Hinde, C., & Stone, R. (2009). An improved representation for evolving programs.

Chicago Style (17th ed.) Citation

Withall, Mark S., Christopher Hinde, and Roger Stone. An Improved Representation for Evolving Programs. 2009.

MLA (9th ed.) Citation

Withall, Mark S., et al. An Improved Representation for Evolving Programs. 2009.

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