APA (7 वां संस्करण) प्रशस्ति पत्र

Montessori, M., & Buckenmeyer, R. G. (1997). The California lectures of Maria Montessori: Collected speeches and writings. Clio Press.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Montessori, Maria, और Robert G. Buckenmeyer. The California Lectures of Maria Montessori: Collected Speeches and Writings. Oxford, Eng: Clio Press, 1997.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Montessori, Maria, और Robert G. Buckenmeyer. The California Lectures of Maria Montessori: Collected Speeches and Writings. Clio Press, 1997.