@book{2301,
	author = {Thayer, H. S.},
	title = {Newton's philosophy of nature :},
	publisher = {Hafner Pub. Co.,},
	year = {c1953 [reprinted 1960].},
	series = {The Hafner library of classics},
	address = {New York :},
	url = {http://www.worldcat.org/title/newtons-philosophy-of-nature-selections-from-his-writings/oclc/1578361&referer=brief_results}
}