APA (7th ed.) Citation

Zook, A., Zook, A., & Troester, R. R. (1989). Oral history interview with Albert and Anna Zook.

Chicago Style (17th ed.) Citation

Zook, Albert, Anna Zook, and Rosalie Riegle Troester. Oral History Interview with Albert and Anna Zook. 1989.

MLA (8th ed.) Citation

Zook, Albert, et al. Oral History Interview with Albert and Anna Zook. 1989.