Cottam, S., & Orchiston, W. (2016). Eclipses, Transits, and Comets of the Nineteenth Century: How America's Perception of the Skies Changed. Springer.
استشهاد بنمط شيكاغوCottam, Stella, و Wayne Orchiston. Eclipses, Transits, and Comets of the Nineteenth Century: How America's Perception of the Skies Changed. Springer, 2016.
MLA استشهادCottam, Stella, و Wayne Orchiston. Eclipses, Transits, and Comets of the Nineteenth Century: How America's Perception of the Skies Changed. Springer, 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.