Bigl, B., & Stoppe, S. (2013). Playing with virtuality: Theories and methods of computer game studies. PL Academic Research.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Bigl, Benjamin, و Sebastian Stoppe. Playing with Virtuality: Theories and Methods of Computer Game Studies. Frankfurt am Main: PL Academic Research, 2013.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Bigl, Benjamin, و Sebastian Stoppe. Playing with Virtuality: Theories and Methods of Computer Game Studies. PL Academic Research, 2013.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.