Pumphrey, J., Pumphrey, J., & Willems, M. (2022). It's a sign! (First edition.). Hyperion Books for Children.
Cita Chicago Style (17a ed.)Pumphrey, Jarrett, Jerome Pumphrey, y Mo Willems. It's a Sign! First edition. New York: Hyperion Books for Children, 2022.
Cita MLA (8a ed.)Pumphrey, Jarrett, et al. It's a Sign! First edition. Hyperion Books for Children, 2022.
Precaución: Estas citas no son 100% exactas.