Corby K. Linse, Caroline T. (1997). The Treasured Mailbox: How to Use Authentic Correspondence with Children K-6. Portsmouth, NH: Heinemann, Beeline Books. edrev [Internet]. 2015 Jun. 15 [cited 2024 May 7];. Available from: https://edrev.asu.edu/index.php/ER/article/view/57