have no substantive meaning. Their significance depends on the way we define them. Scholarly research is not inherently structured, systematic and structured. Its structured-ness, systematic-ness and planned-ness depends on the enactment of some, field- specific, established and agreed-upon practices. In social sciences, literature review one of those practices. Berger, A. A. (2015). Media and Communication Research Methods: An Introduction to Qualitative and Quantitative Approaches (4 edition). p.18.