Cita APA (7a ed.)

(1973). A mirror of the English-speaking world (9ª.). Mangold.

Cita Chicago Style (17a ed.)

A Mirror of the English-speaking World. 9ª. Madrid: Mangold, 1973.

Cita MLA (9a ed.)

A Mirror of the English-speaking World. 9ª. Mangold, 1973.