You can broaden your search by looking laterally for literature in related fields.
University of Melbourne Library Catalogue - search the catalogue to locate physical items in University of Melbourne libraries and also eBooks. Use the catalogue keyword search. Type subject/topic and literature review* eg social conditions and literature review*
Inter-Campus Loans - obtain items from libraries at other University of Melbourne campuses.
Discovery - journal articles, limited number of databases.
BONUS+ - a resource-sharing scheme for a number of universities in Australia and New Zealand.
Inter-Library Loans - available to staff, postgraduate and Honours students, You can request journal articles (electronic or print) or books not held by the University of Melbourne Library. Use BONUS+ where possible for books.