Cita APA

Hoyle, F. (1960). The nature of the universe. Penguin Books.

Citación estilo Chicago

Hoyle, Fred. The Nature of the Universe. England: Penguin Books, 1960.

Cita MLA

Hoyle, Fred. The Nature of the Universe. Penguin Books, 1960.

Warning: These citations may not always be 100% accurate.