Gaya APA

Billington, R. (1964). The protestant crusade 1800-1860, a study of the origins of American nativism. - QP 12. Penerbitan asli 1938. . Chicago: Quadrangle.

Gaya MLA

Billington, R.A.. "The protestant crusade 1800-1860, a study of the origins of American nativism. - QP 12. Penerbitan asli 1938. ". Chicago: Quadrangle, 1964. Buku.