@inbook{10.2307/j.ctt46nqph.7, ISBN = {9780812215014}, URL = {http://www.jstor.org/stable/j.ctt46nqph.7}, bookauthor = {Florence Nightingale}, booktitle = {Suggestions for Thought by Florence Nightingale: Selections and Commentaries}, pages = {35--57}, publisher = {University of Pennsylvania Press}, title = {On Universal Law}, year = {1994} }