Close reading is deep analysis of how a literary text function; it is both a reading process and something you include in a literary analysis paper. When you read a text paying specific attention to certain literary elements, looking for particular patters, or following the development of a particular character, you are practicing close reading. Likewise, when you watch a film with particular emphasis on a certain element, you are doing a close reading. Of course, when one writes an essay that teases out a certain element, this is the beginning of a close reading. Like literary analysis more generally, close reading is not a means in and of itself. Close reading helps inform the larger meaning or import of a work.
Check to see if the the PDF is written by an individual, set of authors, or an organization or company. If it is not written by an individual or a set of authors, use the name of the organization or company responsible for creating the PDF in place of the author’s name. Continue with the title of the PDF, version (if there are different versions available), the publisher (only include if the name of the publisher is different than the name of the author or the title), the publication date, and the location (usually a URL if found online).
Is it a historical photograph or a photograph published in a book that someone scanned and posted on line, is it a photograph of something like a sculpture? Is your paper focused on the work of the photographer, the makeup artist who prepared the model, the digital image enhancer who altered the image, the model? There is no single correct way to cite a photograph, because there are many different reasons to cite a photograph. Your instructor would be able to give you more specific advice. In general, though, the 8th edition of the MLA guide would say something like this: