Leask, B., & Wallace, J. (2011). Australian Learning and Teaching Council Limited. Australian Learning and Teaching Council.
Chicago-viite (17. p.)Leask, Betty, ja Jan Wallace. Australian Learning and Teaching Council Limited. Australian Learning and Teaching Council, 2011.
MLA-viite (9. p.)Leask, Betty, ja Jan Wallace. Australian Learning and Teaching Council Limited. Australian Learning and Teaching Council, 2011.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.
