Cita APA (7a ed.)

Lucretius, Epictetus, Plotinus, & Marek Aureliusz. (1996). The way things are (2nd ed., 6th print.). Encyclopædia Britannica.

Cita Chicago Style (17a ed.)

Lucretius, Epictetus, Plotinus, y Marek Aureliusz. The Way Things Are. 2nd ed., 6th print. Chicago: Encyclopædia Britannica, 1996.

Cita MLA (9a ed.)

Lucretius, et al. The Way Things Are. 2nd ed., 6th print. Encyclopædia Britannica, 1996.