Andersen, P. (1985). Imagined Worlds: Stories of scientific discovery. British Broadcasting Corporation: Ariel books.
Chicago-tyylinen lähdeviittausAndersen, Paul. Imagined Worlds: Stories of Scientific Discovery. British Broadcasting Corporation: Ariel books, 1985.
MLA-viiteAndersen, Paul. Imagined Worlds: Stories of Scientific Discovery. British Broadcasting Corporation: Ariel books, 1985.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.