NA. (2004). "Fisher Price Ready Readers: Stage 1, Preschool-grade 1". Modern Pub.
Cita Chicago Style (17a ed.)NA. "Fisher Price Ready Readers: Stage 1, Preschool-grade 1". Modern Pub, 2004.
Cita MLA (9a ed.)NA. "Fisher Price Ready Readers: Stage 1, Preschool-grade 1". Modern Pub, 2004.
Precaución: Estas citas no son 100% exactas.