Herald, D. T., & Kunzel, B. (2002). Strictly science fiction: A guide to reading interests. Libraries Unlimited.
Citazione stile Chigago Style (17a edizione)Herald, Diana Tixier, e Bonnie Kunzel. Strictly Science Fiction: A Guide to Reading Interests. Greenwood Village, Colo: Libraries Unlimited, 2002.
Citatione MLA (9a ed.)Herald, Diana Tixier, e Bonnie Kunzel. Strictly Science Fiction: A Guide to Reading Interests. Libraries Unlimited, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.