An unprecedented opportunity of art literature has brought by the upgrade from Art Theory to Art Kind. At the same time, various difficulties and challenges are brought incidentally. "Two Areas Don't Research" and "Don't Know How to Research" are the current severe problems. This article observes that a comprehensive, effective and in-depth literature search will be realized if we make a strict literature definition, which may be progressive compared with the current achievements. In addition, art literature research has a typical characteristic of cross-kind and cross subject, including such territories as Art Theory, Philology, Documentation Science, Aesthetics, History and Philosophy, all of which brings forth a higher request that the researchers should have a good knowledge of both of these areas and be cooperative. As for the realistic research, we can consult such thought as the "Individual Cases-Dating-Outline of History-Category-Theories".