Cita APA (7th ed.)

(1985). The New York times guide to the return of Halley's comet. Times.

Cita Chicago (17th ed.)

The New York Times Guide to the Return of Halley's Comet. New York: Times, 1985.

Cita MLA (9th ed.)

The New York Times Guide to the Return of Halley's Comet. Times, 1985.