Halloran, J. D., Elliott, P., & Murdock, G. (1970). Demonstrations and communications: A case study (1. Aufl.). Penguin Books.
Lua i Stíl Chicago (17ú heag.)Halloran, James D., Philip Elliott, agus Graham Murdock. Demonstrations and Communications: A Case Study. 1. Aufl. Harmondsworth: Penguin Books, 1970.
Lua MLA (8ú heag.)Halloran, James D., et al. Demonstrations and Communications: A Case Study. 1. Aufl. Penguin Books, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.