Walliman,Nicholas. (2005). Your research project: A step by step guide for the first time researcher (2nd ed.). Vistarpub.
استشهاد بنمط شيكاغوWalliman,Nicholas. Your Research Project: A Step by Step Guide for the First Time Researcher. 2nd ed. New Delhi: Vistarpub, 2005.
MLA استشهادWalliman,Nicholas. Your Research Project: A Step by Step Guide for the First Time Researcher. 2nd ed. Vistarpub, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.