Frewen, T. (1990). 1990: The book. Wordsmith Partnership.
Chicago Style aipamenaFrewen, Tom. 1990: The Book. Waiheke Island, N.Z: Wordsmith Partnership, 1990.
MLA aipamenaFrewen, Tom. 1990: The Book. Wordsmith Partnership, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.