Belle, I. (2008). Beijing Olympic Forest Park: The Axis To Nature ; In preparation for the 2008 Olympic Games, Beijing undertook massive public works projects. This time, the goal is to create an ecologically sound, publicly accessible open space. Topos.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Belle, Iris. "Beijing Olympic Forest Park: The Axis To Nature ; In Preparation for the 2008 Olympic Games, Beijing Undertook Massive Public Works Projects. This Time, the Goal Is to Create an Ecologically Sound, Publicly Accessible Open Space." Topos 2008.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Belle, Iris. "Beijing Olympic Forest Park: The Axis To Nature ; In Preparation for the 2008 Olympic Games, Beijing Undertook Massive Public Works Projects. This Time, the Goal Is to Create an Ecologically Sound, Publicly Accessible Open Space." Topos, 2008.