Cita APA (7th ed.)

Long, A. A. (1971). Problems in stoicism. Athlone Press.

Cita Chicago (17th ed.)

Long, A. A. Problems in Stoicism. London: Athlone Press, 1971.

Cita MLA (9th ed.)

Long, A. A. Problems in Stoicism. Athlone Press, 1971.