Abubakar, M. M. (2015). Relationship marketing, long term orientation and customer loyalty in higher education. MCSER Publishing, Rome-Italy.
استشهاد بنمط شيكاغوAbubakar, Muhammad Mujtaba. Relationship Marketing, Long Term Orientation and Customer Loyalty in Higher Education. MCSER Publishing, Rome-Italy, 2015.
MLA استشهادAbubakar, Muhammad Mujtaba. Relationship Marketing, Long Term Orientation and Customer Loyalty in Higher Education. MCSER Publishing, Rome-Italy, 2015.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.