APA (7e ed.) Bronvermelding

Frohn, A., & Hope, A. (1989). Guide to Inventories and finding aids of german Archives: Axel Frohn. With the assistance of Anne Hope. : German Historical Institute.

Chicago (17e ed.) Bronvermelding

Frohn, Axel, en Anne Hope. Guide to Inventories and Finding Aids of German Archives: Axel Frohn. With the Assistance of Anne Hope. Washington: : German Historical Institute, 1989.

MLA (8e ed.) Bronvermelding

Frohn, Axel, en Anne Hope. Guide to Inventories and Finding Aids of German Archives: Axel Frohn. With the Assistance of Anne Hope. : German Historical Institute, 1989.