*Phyllis Davis: The Power of Touch - The Basis for Survival, Health, Intimacy, and Emotional Well-Being*DeVito J., Guerrero, L. and Hecht, M.(1999).
* Phyllis Davis: The Power of Touch - The Basis for Survival, Health, Intimacy, and Emotional Well-Being* DeVito J., Guerrero, L. and Hecht, M.(1999).