Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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