APA (7th ed.) Citation

Williamson, R. C. N., & Cooper, M. J. (1990). Emergency abdominal surgery. Churchill Livingstone.

Chicago Style (17th ed.) Citation

Williamson, R. C. N., and M. J. Cooper. Emergency Abdominal Surgery. Edinburgh: Churchill Livingstone, 1990.

MLA (8th ed.) Citation

Williamson, R. C. N., and M. J. Cooper. Emergency Abdominal Surgery. Churchill Livingstone, 1990.

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