APA Style

Smith, Oswald J.. (1959). The Challenge of Missions . Columbia: OM Literature.

Chicago Style

Smith, Oswald J.. The Challenge of Missions. Columbia: OM Literature, 1959. print.

MLA Style

Smith, Oswald J.. The Challenge of Missions. Columbia: OM Literature, 1959. print.

Turabian Style

Smith, Oswald J.. The Challenge of Missions. Columbia: OM Literature, 1959. print.