OPAPEJU, O. (2016). Making the most of your National Youth Service Corps Year, Prescription for a hapy NYSC year. Lifequest publishers.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)OPAPEJU, Opeoluwa. Making the Most of Your National Youth Service Corps Year, Prescription for a Hapy NYSC Year. Lifequest publishers, 2016.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)OPAPEJU, Opeoluwa. Making the Most of Your National Youth Service Corps Year, Prescription for a Hapy NYSC Year. Lifequest publishers, 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.