Suppose The Outsiders is a novel written by S.E. Hinton and first published in 1967. The coming-of-age story follows the struggles of two rival groups, the Greasers and the Socs, in a small town. The novel explores themes of friendship, loyalty, and social class.
Can we infer that "The Outsiders was written by a group of authors, not just S.E. Hinton."? Yes, no, or maybe?