Abdelhak, A., Weber, M. S., & Tumani, H. (2017). Primary Progressive Multiple Sclerosis: Putting Together the Puzzle. Front Neurol.
استشهاد بنمط شيكاغوAbdelhak, Ahmed, Martin S. Weber, و Hayrettin Tumani. "Primary Progressive Multiple Sclerosis: Putting Together the Puzzle." Front Neurol 2017.
MLA استشهادAbdelhak, Ahmed, Martin S. Weber, و Hayrettin Tumani. "Primary Progressive Multiple Sclerosis: Putting Together the Puzzle." Front Neurol 2017.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.