APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (8e ed.) Bronvermelding

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