APA (7e ed.) Bronvermelding

Doughlas Adams. (1979). The Hitchhiker's Guide to the Galaxy. Pan Books.

Chicago (17e ed.) Bronvermelding

Doughlas Adams. The Hitchhiker's Guide to the Galaxy. London: Pan Books, 1979.

MLA (9e ed.) Bronvermelding

Doughlas Adams. The Hitchhiker's Guide to the Galaxy. Pan Books, 1979.