Lua APA (7ú heag.)
Brainerd, C. J. (1982). Children's logical and mathematical cognition: Progress in cognitive development research. Springer-Verlag.
Lua i Stíl Chicago (17ú heag.)
Brainerd, Charles J. Children's Logical and Mathematical Cognition: Progress in Cognitive Development Research. New York: Springer-Verlag, 1982.
Lua MLA (9ú heag.)
Brainerd, Charles J. Children's Logical and Mathematical Cognition: Progress in Cognitive Development Research. Springer-Verlag, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.