Style de citation APA (7e éd.)

American Sunday-School Union & A. E. P. (1859). The land of mystery: Or, Scenes and incidents in Central Africa. American Sunday-School Union.

Style de citation Chicago (17e éd.)

American Sunday-School Union et A. E. P. The Land of Mystery: Or, Scenes and Incidents in Central Africa. Philadelphia: American Sunday-School Union, 1859.

Style de citation MLA (8e éd.)

American Sunday-School Union et A. E. P. The Land of Mystery: Or, Scenes and Incidents in Central Africa. American Sunday-School Union, 1859.