Mathews, S. I. (1963). Needle-made rugs ([2nd ed.].). Mills & Boon.
Cita Chicago (17th ed.)Mathews, Sibyle Irene. Needle-made Rugs. [2nd ed.]. London: Mills & Boon, 1963.
Cita MLA (9th ed.)Mathews, Sibyle Irene. Needle-made Rugs. [2nd ed.]. Mills & Boon, 1963.
Atenció: Aquestes cites poden no estar 100% correctes.