Cullen, M. D., Cullen, A., & Riegle, R. G. (1998). Oral history interview with Michael and Annette Cullen.
Chicago Style aipamenaCullen, Michael Denis, Annette Cullen, and Rosalie G. Riegle. Oral History Interview with Michael and Annette Cullen. 1998.
MLA aipamenaCullen, Michael Denis, et al. Oral History Interview with Michael and Annette Cullen. 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.