Meier Langermann, his wife, Friederike, and son Joseph.

MLA

United States. Meier Langermann, his wife, Friederike, and son Joseph. Washington : [publisher not identified], 1941.

APA

United States. (1941). Meier Langermann, his wife, Friederike, and son Joseph. Washington : [publisher not identified].

Chicago

United States. Meier Langermann, his wife, Friederike, and son Joseph. Washington : [publisher not identified], 1941.