Wang Thomas C. Pencil Sketching. John Wiley.
Cita Chicago (17th ed.)Wang Thomas C. Pencil Sketching. LONDON: John Wiley.
Cita MLA (9th ed.)Wang Thomas C. Pencil Sketching. John Wiley.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)