Where material is supplied to us for publishing on the web, whilst we take every care, obtaining permission to use any copyright material is the responsibility of the client supplying the material. The owner of the website must obtain permission to use photographs, graphics, music, video, and text from the author or artist. We will assume that our client has obtained such permission.
Under Australian Copyright Law, copyright protection is automatic, and no © symbol is required. For Artistic works (such as paintings, drawings, cartoons, sculpture, craft work, photographs, maps and plans), copyright lasts from the time the material is created until 50 years after the year of the creator's death.
Australian Copyright Council - www.copyright.org.au/
In summary, you don't have the right to use another person's intellectual property for commercial purposes, but you may use such property for education purposes with acknowledgement to the owner.