APA aipamena

Ford, M., & Ford, J. (1995). Imagining worlds. McGraw-Hill.

Chicago Style aipamena

Ford, Marjorie, and Jon Ford. Imagining Worlds. New York: McGraw-Hill, 1995.

MLA aipamena

Ford, Marjorie, and Jon Ford. Imagining Worlds. McGraw-Hill, 1995.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.