SINg, Y. (2010). Business Mathamatics.
Dyfyniad Arddull ChicagoSINg, Y.P. Business Mathamatics. mumbai, 2010.
Dyfyniad MLASINg, Y.P. Business Mathamatics. 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.
SINg, Y. (2010). Business Mathamatics.
Dyfyniad Arddull ChicagoSINg, Y.P. Business Mathamatics. mumbai, 2010.
Dyfyniad MLASINg, Y.P. Business Mathamatics. 2010.