Ragazzini, John Ralph, 1912- Sampled-data control systems/ [by] John R. Ragazzini [and] Gene F. Franklin. - New York: McGraw-Hill, 1958. - 331 p.: illus., 24 cm. - McGraw-Hill series in control systems engineering . Includes bibliography. LCCN: 58008856 /L Nat. Bib. No.: GB58-14914 Subjects--Topical Terms: Feedback control systems. Dewey Class. No.: 621.8 / R141s