APA
Abu-Zaid A., BaHammam L. O., Hijji T. M., Shakir I. M., Eshaq A. M., Alawadi M., Al-Khateeb A. A., Khan T. A., Obeidat A. & Alkattan K. (20181211). Extrinsic motives to encourage extracurricular research activities: a reminder call to medical schools in Saudi Arabia. : International journal of medical education.
Chicago
Abu-Zaid Ahmed, BaHammam Leenh O, Hijji Talal M, Shakir Ismail M, Eshaq Abdulaziz M, Alawadi Mohammed, Al-Khateeb Abdulrahman A, Khan Tehreem A, Obeidat Akef and Alkattan Khaled. 20181211. Extrinsic motives to encourage extracurricular research activities: a reminder call to medical schools in Saudi Arabia. : International journal of medical education.
Harvard
Abu-Zaid A., BaHammam L. O., Hijji T. M., Shakir I. M., Eshaq A. M., Alawadi M., Al-Khateeb A. A., Khan T. A., Obeidat A. and Alkattan K. (20181211). Extrinsic motives to encourage extracurricular research activities: a reminder call to medical schools in Saudi Arabia. : International journal of medical education.
MLA
Abu-Zaid Ahmed, BaHammam Leenh O, Hijji Talal M, Shakir Ismail M, Eshaq Abdulaziz M, Alawadi Mohammed, Al-Khateeb Abdulrahman A, Khan Tehreem A, Obeidat Akef and Alkattan Khaled. Extrinsic motives to encourage extracurricular research activities: a reminder call to medical schools in Saudi Arabia. : International journal of medical education. 20181211.