WordPerfect 5,0
                                            author
                                    
                                    
                                
                                            statement of authorship
                                    
                                    
Paul Leis
                                                    
                                            
                                            year of publication
                                    
                                    
                                
                                            pages
                                    
                                    
3, lk. 19-26; 4, lk. 18-24; 5, lk. 16-23: ill
                                                    
                                            
                                            ISSN
                                    
                                    
0234-064X
                                                    
                                            
                                            language
                                    
                                    
eesti
                                                    
                                            
                            Leis, P. WordPerfect 5,0 // Arvutustehnika ja Andmetöötlus (1990), 3, lk. 19-26; 4, lk. 18-24; 5, lk. 16-23: ill.