Hoadley. Proceedings of the 1999 conference on Computer support for collaborative learning. Association for Computing Machinery (ACM).
Citação norma ChicagoHoadley. Proceedings of the 1999 Conference on Computer Support for Collaborative Learning. Association for Computing Machinery (ACM).
Citação norma MLAHoadley. Proceedings of the 1999 Conference on Computer Support for Collaborative Learning. Association for Computing Machinery (ACM).
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.