Getting a PhD degree is an honor for every student. However, it is only possible if a writer manages to write a high quality dissertation. Some students think that choosing a good topic is the most important step in the process of dissertation writing, while the others pay more attention to methodology used in the paper. However, it should be noted that one of the most important parts of a dissertations is the literature review of a dissertation. Writing a dissertation literature review should be paid a close attention to, as it may determine the success of the whole writing process.In order to prove a validity of your research, you must be able to support it with numerous outside sources and research works. The main concept and function of a literature review is to find the sources that correspond to the topic of the research, outline the most relevant information published in them, combine it together, and make a connection to the theory and concepts described in your dissertation. Use our dissertation literature review service!