Chowdhury, M. R. (2010). A simple approach to countability. BRAC University.
Cita Chicago (17th ed.)Chowdhury, Munibur Rahman. A Simple Approach to Countability. BRAC University, 2010.
Cita MLA (8th ed.)Chowdhury, Munibur Rahman. A Simple Approach to Countability. BRAC University, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.