APA-referens (7:e uppl.)

Harms, T., Cryer, D., & Clifford, R. M. (2006). Infant/toddler environment rating scale (Rev. ed.). Teachers College Press.

Chicago-referens (17:e uppl.)

Harms, Thelma, Debby Cryer, och Richard M. Clifford. Infant/toddler Environment Rating Scale. Rev. ed. New York: Teachers College Press, 2006.

MLA-referens (8:e uppl.)

Harms, Thelma, et al. Infant/toddler Environment Rating Scale. Rev. ed. Teachers College Press, 2006.