Cita APA (7th ed.)

BURGH, W. (1923). The legacy of the ancient world. Penguin Bks.

Cita Chicago (17th ed.)

BURGH, W.G. The Legacy of the Ancient World. Baltimore: Penguin Bks, 1923.

Cita MLA (9th ed.)

BURGH, W.G. The Legacy of the Ancient World. Penguin Bks, 1923.