Greenwald, T., & Coovert, J. P. (2012). Charlie Joe Jackson's guide to extra credit. Roaring Brook Press.
Cita Chicago Style (17a ed.)Greenwald, Tom, y J. P. Coovert. Charlie Joe Jackson's Guide to Extra Credit. New York: Roaring Brook Press, 2012.
Cita MLA (8a ed.)Greenwald, Tom, y J. P. Coovert. Charlie Joe Jackson's Guide to Extra Credit. Roaring Brook Press, 2012.
Precaución: Estas citas no son 100% exactas.