The University of Western Australia also has a page detailing short term accommodation near the campus.
Further accommodation is located in Perth’s CBD. The Experience Perth website contains a good selection of hotels within the CBD and can be accessed below.
If you are staying in the CBD the easiest way to get to the conference venue is by bus from the Esplanade bus-port, located on the corner of Mounts Bay Road and Williams Street. Buses to the conference venue (numbers 950, 23, 102, 107) depart every few minutes.
Full details of Perth’s public transport system can be found at transperth.wa.gov.au