APA

Maciel C., Association for Computing Machinery & ACM Special Interest Group on Computer-Human Interaction. (2012). Companion Proceedings of the 11th Brazilian Symposium on Human Factors in Computing Systems. Porto Alegre, Brazil: Brazilian Computer Society.

Chicago

Maciel Cristiano, Association for Computing Machinery and ACM Special Interest Group on Computer-Human Interaction. 2012. Companion Proceedings of the 11th Brazilian Symposium on Human Factors in Computing Systems. Porto Alegre, Brazil: Brazilian Computer Society.

Harvard

Maciel C., Association for Computing Machinery and ACM Special Interest Group on Computer-Human Interaction. (2012). Companion Proceedings of the 11th Brazilian Symposium on Human Factors in Computing Systems. Porto Alegre, Brazil: Brazilian Computer Society.

MLA

Maciel Cristiano, Association for Computing Machinery and ACM Special Interest Group on Computer-Human Interaction. Companion Proceedings of the 11th Brazilian Symposium on Human Factors in Computing Systems. Porto Alegre, Brazil: Brazilian Computer Society. 2012.