Petrillo, M., & Sanger, S. (1972). Emotional care of hospitalized children: An environmental approach. Lippincott.
Lua i Stíl Chicago (17ú heag.)Petrillo, Madeline, agus Sirgay Sanger. Emotional Care of Hospitalized Children: An Environmental Approach. Philadelphia: Lippincott, 1972.
Lua MLA (8ú heag.)Petrillo, Madeline, agus Sirgay Sanger. Emotional Care of Hospitalized Children: An Environmental Approach. Lippincott, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.