University of Michigan. School of the Education. Bureau of Educational Reference and Research. Bulletin - University of Michigan. University of Michigan.
Cita Chicago Style (17a ed.)University of Michigan. School of the Education. Bureau of Educational Reference and Research. Bulletin - University of Michigan. Ann Arbor: University of Michigan.
Cita MLA (9a ed.)University of Michigan. School of the Education. Bureau of Educational Reference and Research. Bulletin - University of Michigan. University of Michigan.
Precaución: Estas citas no son 100% exactas.