Figures include: graphs, charts, histograms, drawings, sketches of an apparatus, maps, pictures (including photographs), or any other visual depiction.
Standards for a good figure include:
A legend is placed within the figure and explains the symbols used. Capitalize major words in the legend.
A caption provides both an explanation of the figure and serves as the figure title. Keep the caption brief but descriptive. Provide source and copyright information for reproduced (copied) figures.
Citing a Reproduced Figure from a Journal:
Title above figure
Figure X. Title or description of figure.
Figure X. Figure title. Adapted (reprinted, reproduced, whatever is appropriate) from “Title of article,” by A. A. Author and B. B. Author, Year, Journal Title, Volume, p. XX. Copyright (note: write out “copyright”) Year by Publisher.
Photographs should be of professional quality and present as black-and-white images unless they include color-specific information.
If you photograph a person, obtain a signed release from that person to use the photograph. If you include a photograph of an individual under the age of 18, obtain a signed release from that individual's guardian.