Chicago: "Physics," The Library of Original Sources, Vol 9 in The Library of Original Sources, ed. Oliver J. Thatcher (Milwaukee, Wisconsin: University Research Extension Co., 1907), Original Sources, accessed April 4, 2025, http://originalsources.com/Document.aspx?DocID=BI76ILK5WYGL3RN.
MLA: . "Physics." The Library of Original Sources, Vol 9, in The Library of Original Sources, edited by Oliver J. Thatcher, Milwaukee, Wisconsin, University Research Extension Co., 1907, Original Sources. 4 Apr. 2025. http://originalsources.com/Document.aspx?DocID=BI76ILK5WYGL3RN.
Harvard: , 'Physics' in The Library of Original Sources, Vol 9. cited in 1907, The Library of Original Sources, ed. , University Research Extension Co., Milwaukee, Wisconsin. Original Sources, retrieved 4 April 2025, from http://originalsources.com/Document.aspx?DocID=BI76ILK5WYGL3RN.