"The Werewolf Principle"@en . . "NA" . . "2648580" . . . "The Werewolf Principle is a 1967 science fiction novel by Clifford D. Simak. It was originally published by Putnam, with a paperback edition following from Berkley Books in 1968. A British hardcover was also released in 1967, with translations following into French, Italian, German, Portuguese, Dutch, and Lithuanian."@en . . . "216"^^ . .