Không rõ. (2011). Connecting Computer Science. NOTNXB.
Dyfyniad Arddull ChicagoKhông rõ. Connecting Computer Science. NOTNXB, 2011.
Dyfyniad MLAKhông rõ. Connecting Computer Science. NOTNXB, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.