Chicago: Lewis Carroll, "Sylvie and Bruno," Sylvie and Bruno in Library of the Future ® 4th Edition Ver. 5.0 (Irvine, CA: World Library, Inc., 1996), Original Sources, accessed April 21, 2018, http://www.originalsources.com/Document.aspx?DocID=DBFI3UIKQRJM1TL.
MLA: Carroll, Lewis. "Sylvie and Bruno." Sylvie and Bruno, in Library of the Future ® 4th Edition Ver. 5.0, Irvine, CA, World Library, Inc., 1996, Original Sources. 21 Apr. 2018. www.originalsources.com/Document.aspx?DocID=DBFI3UIKQRJM1TL.
Harvard: Carroll, L, 'Sylvie and Bruno' in Sylvie and Bruno. cited in 1996, Library of the Future ® 4th Edition Ver. 5.0, World Library, Inc., Irvine, CA. Original Sources, retrieved 21 April 2018, from http://www.originalsources.com/Document.aspx?DocID=DBFI3UIKQRJM1TL.