Matthei, C., & Troester, R. R. (1991). Oral history interview with Chuck Matthei.
Lua i Stíl Chicago (17ú heag.)Matthei, Charles, agus Rosalie Riegle Troester. Oral History Interview with Chuck Matthei. 1991.
Lua MLA (8ú heag.)Matthei, Charles, agus Rosalie Riegle Troester. Oral History Interview with Chuck Matthei. 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.