Montessori, M., & Orem, R. C. (1965). A Montessori handbook: "Dr. Montessori's own handbook.". Putnam.
Lua i Stíl Chicago (17ú heag.)Montessori, Maria, agus Reginald Calvert Orem. A Montessori Handbook: "Dr. Montessori's Own Handbook.". New York: Putnam, 1965.
Lua MLA (9ú heag.)Montessori, Maria, agus Reginald Calvert Orem. A Montessori Handbook: "Dr. Montessori's Own Handbook.". Putnam, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.