Diller, Antoni. Z : an introduction to formal methods / Antoni Diller. - 2nd ed. - Chichester, West Sussex, England ; New York : Wiley & Sons, 1994. - xix, 374 p. : ill ; 25 cm. ISBN: 0471939730 : LCCN: 94004943 Subjects--Topical Terms: Z (Computer program language)Formal methods (Computer science) Dewey Class. No.: 005.1/2