Jones, H. M., & Ludwig, R. M. (1964). Guide to American literature and its backgrounds since 1890 (3d ed., rev. and enl.). Harvard University Press.
Citação norma ChicagoJones, Howard Mumford, and Richard M. Ludwig. Guide to American Literature and Its Backgrounds Since 1890. 3d ed., rev. and enl. Cambridge: Harvard University Press, 1964.
Citação norma MLAJones, Howard Mumford, and Richard M. Ludwig. Guide to American Literature and Its Backgrounds Since 1890. 3d ed., rev. and enl. Harvard University Press, 1964.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.