Perry, C. M., & Praaning, R. (1989). East-West Relations in the 1990s: Politics and Technology (Praaning east-westrelations 1990's). Leiden ; Boston: Brill | Nijhoff.
استشهاد بنمط شيكاغوPerry, Charles M.,, و Rio Praaning. East-West Relations in the 1990s: Politics and Technology (Praaning East-westrelations 1990's). Leiden ; Boston: Brill | Nijhoff, 1989.
MLA استشهادPerry, Charles M.,, و Rio Praaning. East-West Relations in the 1990s: Politics and Technology (Praaning East-westrelations 1990's). Leiden ; Boston: Brill | Nijhoff, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.