Tuggle, A. M., & Heller, D. H. (1987). Grand schemes and nitty-gritty details: Library PR that works. Libraries Unlimited.
Citazione stile Chigago Style (17a edizione)Tuggle, Ann Montgomery, e Dawn Hansen Heller. Grand Schemes and Nitty-gritty Details: Library PR That Works. Colorado: Libraries Unlimited, 1987.
Citatione MLA (9a ed.)Tuggle, Ann Montgomery, e Dawn Hansen Heller. Grand Schemes and Nitty-gritty Details: Library PR That Works. Libraries Unlimited, 1987.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.