(1991). English For Civil Engineering Student Book 2/ Paulinus Soge. UAJY.
Cita Chicago Style (17a ed.)English For Civil Engineering Student Book 2/ Paulinus Soge. UAJY, 1991.
Cita MLA (8a ed.)English For Civil Engineering Student Book 2/ Paulinus Soge. UAJY, 1991.
Precaución: Estas citas no son 100% exactas.