APA aipamena

(1991). In space (How things work). Alexandria, Virginia: Time-Life Books.

Chicago Style aipamena

In Space (How Things Work). Alexandria, Virginia: Time-Life Books, 1991.

MLA aipamena

In Space (How Things Work). Alexandria, Virginia: Time-Life Books, 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.