APA (7th ed.) Citation

Diaz, J., Petit, J., & Serna, M. A Survey of Graph Layout Problems. ACM computing surveys..

Chicago Style (17th ed.) Citation

Diaz, Josep, Jordi Petit, and Maria Serna. "A Survey of Graph Layout Problems." ACM Computing Surveys. .

MLA (9th ed.) Citation

Diaz, Josep, et al. "A Survey of Graph Layout Problems." ACM Computing Surveys., .