Cita APA (7a ed.)

Paul, J., & Wuthenow, R. (1983). Titan. Insel-Verl.

Cita Chicago Style (17a ed.)

Paul, Jean, y Ralph-Rainer Wuthenow. Titan. Frankfurt am Main: Insel-Verl, 1983.

Cita MLA (9a ed.)

Paul, Jean, y Ralph-Rainer Wuthenow. Titan. Insel-Verl, 1983.