After you've downloaded the app and created an account, you can then view Instagram from a computer. To start using Instagram: 1  Download the Instagram app for iOS from the App Store, Android from Google Play Store or Windows Phone from the Windows Phone Store.
A literature review is a critical analysis of published sources, or literature, on a particular topic. It is an assessment of the literature and provides a summary, classification, comparison and evaluation.
A literature review is simply a summary of what existing scholarship knows. about a particular topic. It is always based on secondary sources â that is, what. other people have already written on the subject; it is not concerned about. discovering new knowledge or information. As such, it is a prelude to further.