author = { Armstrong, David M. },

title = { What is a law of nature ? },

edition = { 1. paperback ed. } ,

publisher = {Cambridge Univ. Pr.},

keywords = { Naturgesetz , Begriff , Naturphilosophie },

year = {1985},

booktitle = {Cambridge studies in philosophy},

address = { Cambridge [u.a.] },

url = { http://slubdd.de/katalog?TN_libero_mab2 }