Numeroff, L. J., & Munsinger, L. (2013). Nighty-night, Cooper. Houghton Mifflin Books for Children.
Cita Chicago Style (17a ed.)Numeroff, Laura Joffe, y Lynn Munsinger. Nighty-night, Cooper. Boston: Houghton Mifflin Books for Children, 2013.
Cita MLA (8a ed.)Numeroff, Laura Joffe, y Lynn Munsinger. Nighty-night, Cooper. Houghton Mifflin Books for Children, 2013.
Precaución: Estas citas no son 100% exactas.