APA (7th ed.) Citation

Mangold, W. (1968). A mirror of the english-speaking world. Mangold.

Chicago Style (17th ed.) Citation

Mangold, Walter. A Mirror of the English-speaking World. Madrid: Mangold, 1968.

MLA (9th ed.) Citation

Mangold, Walter. A Mirror of the English-speaking World. Mangold, 1968.