Budden, F. J. Complex numbers and their applications / F. J. Budden, B.Sc., A. K. C. Head of Mathematics Department, The Royal Grammar School, Newcastle Upon Tyne. - Harlow : Longmans, 1968. - x, 243 pages : illustrations. - Mathematical topics . With answers. Includes index. ISBN: 582317576 18/- LCCN: 78425218 Nat. Bib. No.: B69-04425 Subjects--Topical Terms: Numbers, Complex. LC Class. No.: QA 255 / BUD 1968. Dewey Class. No.: 512/.81