SOGE, P. (1991). A Reading Programme Civil Engineering Student Book I Paulinus Soge. UAJY.
Dyfyniad Arddull ChicagoSOGE, Paulinus. A Reading Programme Civil Engineering Student Book I Paulinus Soge. UAJY, 1991.
Dyfyniad MLASOGE, Paulinus. A Reading Programme Civil Engineering Student Book I Paulinus Soge. UAJY, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.