Sloan, H. G. (2013). Counting by 7s. Dial Books for Young Readers.
Cita Chicago Style (17a ed.)Sloan, Holly Goldberg. Counting by 7s. New York, New York: Dial Books for Young Readers, 2013.
Cita MLA (8a ed.)Sloan, Holly Goldberg. Counting by 7s. Dial Books for Young Readers, 2013.
Precaución: Estas citas no son 100% exactas.