Cita APA (7a ed.)

Ashworth-Fiedler, S. (1999). Beginner's German grammar. NTC/Contemporary Pub.

Cita Chicago Style (17a ed.)

Ashworth-Fiedler, Susan. Beginner's German Grammar. Lincolnwood (Chicago), Ill: NTC/Contemporary Pub, 1999.

Cita MLA (9a ed.)

Ashworth-Fiedler, Susan. Beginner's German Grammar. NTC/Contemporary Pub, 1999.