APA

Speer R. E., . (1911). The light of the world: a brief comparative study of Christianity and non-Christian religions. West Medford, Mass: Central Committee on the United Study of Missions.

Chicago

Speer Robert E, . 1911. The light of the world: a brief comparative study of Christianity and non-Christian religions. West Medford, Mass: Central Committee on the United Study of Missions.

Harvard

Speer R. E., . (1911). The light of the world: a brief comparative study of Christianity and non-Christian religions. West Medford, Mass: Central Committee on the United Study of Missions.

MLA

Speer Robert E, . The light of the world: a brief comparative study of Christianity and non-Christian religions. West Medford, Mass: Central Committee on the United Study of Missions. 1911.