Cita APA (7th ed.)

RUTHVEN, M. (1984). Islam in the world. Penguin Books.

Cita Chicago (17th ed.)

RUTHVEN, Malise. Islam in the World. Middlesex: Penguin Books, 1984.

Cita MLA (9th ed.)

RUTHVEN, Malise. Islam in the World. Penguin Books, 1984.