Crow, L. D., & Crow, A. (1956). Understanding our behavior. Alfred A. Knopf.
Lua i Stíl Chicago (17ú heag.)Crow, Lester D., agus Alice Crow. Understanding Our Behavior. Alfred A. Knopf, 1956.
Lua MLA (8ú heag.)Crow, Lester D., agus Alice Crow. Understanding Our Behavior. Alfred A. Knopf, 1956.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.