Adrienne. (1995). Spanish in 32 lessons. W. W. Norton & Company.
Cita Chicago (17th ed.)Adrienne. Spanish in 32 Lessons. W. W. Norton & Company, 1995.
Cita MLA (9th ed.)Adrienne. Spanish in 32 Lessons. W. W. Norton & Company, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.