Leask, B., & Wallace, J. (2011). Australian Learning and Teaching Council Limited. Australian Learning and Teaching Council.
Cita Chicago (17th ed.)Leask, Betty, i Jan Wallace. Australian Learning and Teaching Council Limited. Australian Learning and Teaching Council, 2011.
Cita MLA (9th ed.)Leask, Betty, i Jan Wallace. Australian Learning and Teaching Council Limited. Australian Learning and Teaching Council, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.
