Cita APA (7a ed.)

Duncan, H. (1970). The Jehovah's witnesses and the second coming of Christ. [s.n].

Cita Chicago Style (17a ed.)

Duncan, Homer. The Jehovah's Witnesses and the Second Coming of Christ. [s.l.]: [s.n], 1970.

Cita MLA (9a ed.)

Duncan, Homer. The Jehovah's Witnesses and the Second Coming of Christ. [s.n], 1970.