PakCat catalogue record Structured programming using PL/1 and SP/k By Hume, J. N. P. Bibliographic details ISBN0879097930 PublisherReston Pub. Co. Publication placeReston, Va. Publication year1975 LanguageEnglish Material typeBook Physical descriptionxii, 340 p. Additional authorsHolt, R. C. SubjectsPL/I (Computer program language), Structured programming.