Canterbury University Environment Group. (1990). Canterbury University Environment Group newsletter. Canterbury University Environment Group.
Cita Chicago Style (17a ed.)Canterbury University Environment Group. Canterbury University Environment Group Newsletter. [Christchurch, New Zealand]: Canterbury University Environment Group, 1990.
Cita MLA (9a ed.)Canterbury University Environment Group. Canterbury University Environment Group Newsletter. Canterbury University Environment Group, 1990.
Precaución: Estas citas no son 100% exactas.