APA

Whitehead J., Association for Computing Machinery, ACM Special Interest Group on Hypertext H. a. W., ACM Special Interest Group on Computer Science Education, ACM Special Interest Group on Computer Graphics and Interactive Techniques, ACM Special Interest Group on Artificial Intelligence & ACM Special Interest Group on Management of Data. (2009). Proceedings of the 4th International Conference on Foundations of Digital Games. New York, NY: ACM.

Chicago

Whitehead Jim, Association for Computing Machinery, ACM Special Interest Group on Hypertext Hypermedia and Web, ACM Special Interest Group on Computer Science Education, ACM Special Interest Group on Computer Graphics and Interactive Techniques, ACM Special Interest Group on Artificial Intelligence and ACM Special Interest Group on Management of Data. 2009. Proceedings of the 4th International Conference on Foundations of Digital Games. New York, NY: ACM.

Harvard

Whitehead J., Association for Computing Machinery, ACM Special Interest Group on Hypertext H. a. W., ACM Special Interest Group on Computer Science Education, ACM Special Interest Group on Computer Graphics and Interactive Techniques, ACM Special Interest Group on Artificial Intelligence and ACM Special Interest Group on Management of Data. (2009). Proceedings of the 4th International Conference on Foundations of Digital Games. New York, NY: ACM.

MLA

Whitehead Jim, Association for Computing Machinery, ACM Special Interest Group on Hypertext Hypermedia and Web, ACM Special Interest Group on Computer Science Education, ACM Special Interest Group on Computer Graphics and Interactive Techniques, ACM Special Interest Group on Artificial Intelligence and ACM Special Interest Group on Management of Data. Proceedings of the 4th International Conference on Foundations of Digital Games. New York, NY: ACM. 2009.