Bunting, E., & Himler, R. (1993). Someday a tree. Clarion.
Cita Chicago Style (17a ed.)Bunting, Eve, y Ronald Himler. Someday a Tree. New York: Clarion, 1993.
Cita MLA (8a ed.)Bunting, Eve, y Ronald Himler. Someday a Tree. Clarion, 1993.
Precaución: Estas citas no son 100% exactas.