Johnson, L., Roberts, D., & Marshall, D. (1981). Oral history interview with Laurie Johnson and Dave Roberts.
Lua i Stíl Chicago (17ú heag.)Johnson, Laurie, Dave Roberts, agus Daniel Marshall. Oral History Interview with Laurie Johnson and Dave Roberts. 1981.
Lua MLA (8ú heag.)Johnson, Laurie, et al. Oral History Interview with Laurie Johnson and Dave Roberts. 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.