Lua APA (7ú heag.)

(1939). Foundations of educational psychology; nature's gifts to man. Longmans.

Lua i Stíl Chicago (17ú heag.)

Foundations of Educational Psychology; Nature's Gifts to Man. New York: Longmans, 1939.

Lua MLA (9ú heag.)

Foundations of Educational Psychology; Nature's Gifts to Man. Longmans, 1939.

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