Schaeffer-Duffy, S., & Troester, R. R. (1988). Oral history interview with Scott Schaeffer-Duffy.
Lua i Stíl Chicago (17ú heag.)Schaeffer-Duffy, Scott, agus Rosalie Riegle Troester. Oral History Interview with Scott Schaeffer-Duffy. 1988.
Lua MLA (8ú heag.)Schaeffer-Duffy, Scott, agus Rosalie Riegle Troester. Oral History Interview with Scott Schaeffer-Duffy. 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.