Lua APA (7ú heag.)

Furfey, P. H. (1928). The measurement of developmental age. Catholic Education Press.

Lua i Stíl Chicago (17ú heag.)

Furfey, Paul Hanly. The Measurement of Developmental Age. Washington, D.C.: Catholic Education Press, 1928.

Lua MLA (8ú heag.)

Furfey, Paul Hanly. The Measurement of Developmental Age. Catholic Education Press, 1928.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.