Cox is the author of the book "Home is Where the Heart Is", an account of her life and the lives of some of the children she has cared for that was published by Pan Macmillan in 2000. Fifteen thousand copies have been printed and sold, and they are no longer available in book shops, only online on her website. Cox is also the subject of the documentary "My Khmer Heart", made by Australian filmmakers Janine Hosking and Leonie Lowe. This documentary won the Film Festival Documentary of the Year Award in 2000 and has since been screened by and Discovery Channels.