Masuoka, J., Valien, P., & Park, R. E. (1961). Race relations: Problems and theory ; essays in honour of Robert E. Park. The University of North Carolina Press.
Lua i Stíl Chicago (17ú heag.)Masuoka, Jitsuichi, Preston Valien, agus Robert E. Park. Race Relations: Problems and Theory ; Essays in Honour of Robert E. Park. Chapel Hill: The University of North Carolina Press, 1961.
Lua MLA (8ú heag.)Masuoka, Jitsuichi, et al. Race Relations: Problems and Theory ; Essays in Honour of Robert E. Park. The University of North Carolina Press, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.