National Commitee for the defence of peace in the Socialist Republic of Romania. (1968). Information bulletin. Bucarest: National Committee for the defense of peace in the Socialist Republic of Romania.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Commitee for the defence of peace in the Socialist Republic of Romania. Information Bulletin. Bucarest: National Committee for the defense of peace in the Socialist Republic of Romania, 1968.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)National Commitee for the defence of peace in the Socialist Republic of Romania. Information Bulletin. Bucarest: National Committee for the defense of peace in the Socialist Republic of Romania, 1968.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.