Παραπομπή APA

Bertens, J. W., & Haen, T. d. American literature: A history.

Παραπομπή Chicago Style

Bertens, Johannes Willem, και Theo d' Haen. American Literature: A History.

Παραπομπή MLA

Bertens, Johannes Willem, και Theo d' Haen. American Literature: A History.