APA-viite

Asimov, I. (1960). Asimov's new guide to science. Penguin Books.

Chicago-tyylinen lähdeviittaus

Asimov, Isaac. Asimov's New Guide to Science. London: Penguin Books, 1960.

MLA-viite

Asimov, Isaac. Asimov's New Guide to Science. Penguin Books, 1960.