Citazione Stile APA (7a Edizione)

Grass, G. Headbirths or the germans are dying out. A Harvest/HBJ books.

Citazione stile Chigago Style (17a edizione)

Grass, Gunter. Headbirths or the Germans Are Dying Out. New York: A Harvest/HBJ books.

Citatione MLA (9a ed.)

Grass, Gunter. Headbirths or the Germans Are Dying Out. A Harvest/HBJ books.