APA (7th ed.) Citation

Hughes, R. F. (1959). Meteor trains. Smithsonian Institution.

Chicago Style (17th ed.) Citation

Hughes, Robert F. Meteor Trains. Washington, D.C.: Smithsonian Institution, 1959.

MLA (9th ed.) Citation

Hughes, Robert F. Meteor Trains. Smithsonian Institution, 1959.

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