Zywicki, S., & Troester, R. R. (1990). Oral history interview with Spike Zywicki.
Lua i Stíl Chicago (17ú heag.)Zywicki, Spike, agus Rosalie Riegle Troester. Oral History Interview with Spike Zywicki. 1990.
Lua MLA (8ú heag.)Zywicki, Spike, agus Rosalie Riegle Troester. Oral History Interview with Spike Zywicki. 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.