When cataloging the pre-works that are created in the course of creating a final work (examples include studies for a painting, or the costume designs, musical scores and script drafts created in preparation for making a film), identify each one using the work identifier of the final work, with a term or terms that identify the pre-work appended to it.
War of the worlds (Motion picture : 2005). Shooting script.
Klimt, Gustav, 1862-1918. Judith I. Drawing studies.