Citazione Stile APA (7a Edizione)
Bourne, J. R. (1992). Object-oriented engineering: Building engineering systems using Smalltalk-80 (1.ed.). IRWIN.
Citazione stile Chigago Style (17a edizione)
Bourne, John R. Object-oriented Engineering: Building Engineering Systems Using Smalltalk-80. 1.ed. Homewood: IRWIN, 1992.
Citatione MLA (9a ed.)
Bourne, John R. Object-oriented Engineering: Building Engineering Systems Using Smalltalk-80. 1.ed. IRWIN, 1992.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.