Sheridan, S. M., Knoche, L. L., Kupzyk, K. A., Edwards, C. P., & Marvin, C. A. (2011). A Randomized Trial Examining the Effects of Parent Engagement on Early Language and Literacy: The Getting Ready Intervention.

Sheridan, Susan M., Lisa L. Knoche, Kevin A. Kupzyk, Carolyn Pope Edwards, et Christine A. Marvin. A Randomized Trial Examining the Effects of Parent Engagement On Early Language and Literacy: The Getting Ready Intervention. 2011.

Sheridan, Susan M., et al. A Randomized Trial Examining the Effects of Parent Engagement On Early Language and Literacy: The Getting Ready Intervention. 2011.