Tyndall, J. (1861). The glaciers of the Alps: Being a narrative of excursions and ascents, an account of the origin and phenomena of glaciers and an exposition of the physical principles to which they are related. Ticknor and Fields.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Tyndall, John. The Glaciers of the Alps: Being a Narrative of Excursions and Ascents, an Account of the Origin and Phenomena of Glaciers and an Exposition of the Physical Principles to Which They Are Related. Boston: Ticknor and Fields, 1861.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Tyndall, John. The Glaciers of the Alps: Being a Narrative of Excursions and Ascents, an Account of the Origin and Phenomena of Glaciers and an Exposition of the Physical Principles to Which They Are Related. Ticknor and Fields, 1861.
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