North American Indian languages are written using the Latin script with various diacritics, unified Canadian Syllabics or, in the case of Cherokee, the Cherokee alphabet. Christopher Harvey at has created both serif and sans-serif OpenType fonts covering the necessary Unicode ranges for writing many of the native American languages of Canada and the United States. In addition, he now has a number of new specialized fonts which have been optimized for writing specific languages and orthographic variants. His excellent web site is well worth a visit.
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: