Meyer, K., & Riegle, R. G. (1998). Oral history interview with Karl Meyer.
Lua i Stíl Chicago (17ú heag.)Meyer, Karl, agus Rosalie G. Riegle. Oral History Interview with Karl Meyer. 1998.
Lua MLA (8ú heag.)Meyer, Karl, agus Rosalie G. Riegle. Oral History Interview with Karl Meyer. 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.