APA(7版)引用形式

Havinga, A., & Langer, N. (2015). Invisible languages in the nineteenth century. Peter Lang.

Chicagoスタイル(17版)引用形式

Havinga, Anna, , Nils Langer. Invisible Languages in the Nineteenth Century. Oxford, [England]: Peter Lang, 2015.

MLA(9版)引用形式

Havinga, Anna, , Nils Langer. Invisible Languages in the Nineteenth Century. Peter Lang, 2015.

警告: この引用は必ずしも正確ではありません.