Long, Bruce W., author. Workbook for Merrill's atlas of radiographic positioning & procedures/ Bruce W Long ; Jeannean Hall ; Barbara J Smith & Tammy Curtis. - Fourteenth edition. - St. Louis, Missouri : Elsevier, 2019. - v, 600 pages : illustrations ; 28 cm. ISBN: 9780323597043 (paperback) Subjects--Topical Terms: Radiography, Medical--Positioning.Diagnostic imaging.