APA

Mackay W. E., Association for Computing Machinery & ACM Special Interest Group on Computer-Human Interaction. (2013). CHI '13 Extended Abstracts on Human Factors in Computing Systems. New York, NY: ACM.

Chicago

Mackay Wendy E, Association for Computing Machinery and ACM Special Interest Group on Computer-Human Interaction. 2013. CHI '13 Extended Abstracts on Human Factors in Computing Systems. New York, NY: ACM.

Harvard

Mackay W. E., Association for Computing Machinery and ACM Special Interest Group on Computer-Human Interaction. (2013). CHI '13 Extended Abstracts on Human Factors in Computing Systems. New York, NY: ACM.

MLA

Mackay Wendy E, Association for Computing Machinery and ACM Special Interest Group on Computer-Human Interaction. CHI '13 Extended Abstracts on Human Factors in Computing Systems. New York, NY: ACM. 2013.