Cita APA (7th ed.)

Metzger Ehlers, H. (1981). Germanic Roots of Chicagoans. [Selbstverlag].

Cita Chicago (17th ed.)

Metzger Ehlers, Harvey. Germanic Roots of Chicagoans. Villa Park, Ill.: [Selbstverlag], 1981.

Cita MLA (8th ed.)

Metzger Ehlers, Harvey. Germanic Roots of Chicagoans. [Selbstverlag], 1981.