Beaudouin-Lafon, M., & Howlet, J. (1994). Object-oriented languages: Basic principles and programming techniques. Chapman & Hall.
Cita Chicago (17th ed.)Beaudouin-Lafon, Michel, i Jack Howlet. Object-oriented Languages: Basic Principles and Programming Techniques. London: Chapman & Hall, 1994.
Cita MLA (9th ed.)Beaudouin-Lafon, Michel, i Jack Howlet. Object-oriented Languages: Basic Principles and Programming Techniques. Chapman & Hall, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.