Metropolitan School Study Council, New York. (1954). The slow learner in the average classroom. s. n.
Lua i Stíl Chicago (17ú heag.)Metropolitan School Study Council, New York. The Slow Learner in the Average Classroom. New York: s. n, 1954.
Lua MLA (9ú heag.)Metropolitan School Study Council, New York. The Slow Learner in the Average Classroom. s. n, 1954.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.