Zywicki, S., & Troester, R. R. (1990). Oral history interview with Spike Zywicki.
Chicago Style aipamenaZywicki, Spike, and Rosalie Riegle Troester. Oral History Interview with Spike Zywicki. 1990.
MLA aipamenaZywicki, Spike, and Rosalie Riegle Troester. Oral History Interview with Spike Zywicki. 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.