Schmalhausen, S. D. (1928). Why we misbehave. The Macaulay Company.
Lua i Stíl Chicago (17ú heag.)Schmalhausen, Samuel Daniel. Why We Misbehave. New York: The Macaulay Company, 1928.
Lua MLA (8ú heag.)Schmalhausen, Samuel Daniel. Why We Misbehave. The Macaulay Company, 1928.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.