Akani GH, Ikegwuru M-K, Ogan HI. Entrepreneurial Orientation and Sustainable Competitive Advantage of Private Secondary Schools in Rivers State of Nigeria. NAMJ [Internet]. 2022 Mar. 31 [cited 2026 Jun. 8];17(1):135-4. Available from: https://namj.tamn-ng.org/index.php/home/article/view/172