Sobel, D., & Campbell, C. (2016). The glass universe: How the ladies of the Harvard Observatory took the measure of the stars (Unabridged.). Penguin Audio.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Sobel, Dava, و Cassandra Campbell. The Glass Universe: How the Ladies of the Harvard Observatory Took the Measure of the Stars. Unabridged. [New York]: Penguin Audio, 2016.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Sobel, Dava, و Cassandra Campbell. The Glass Universe: How the Ladies of the Harvard Observatory Took the Measure of the Stars. Unabridged. Penguin Audio, 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.