Gerrold, D. (2001). Worlds of wonder: How to write science fiction & fantasy. Writer's Digest Books.
Style de citation Chicago (17e éd.)Gerrold, David. Worlds of Wonder: How to Write Science Fiction & Fantasy. Cincinnati, OH: Writer's Digest Books, 2001.
Style de citation MLA (8e éd.)Gerrold, David. Worlds of Wonder: How to Write Science Fiction & Fantasy. Writer's Digest Books, 2001.
Attention : ces citations peuvent ne pas être correctes à 100%.