@book{64027,
	author = {Allen, Roy George Douglas},
	title = {Mathematical analysis for economists},
	publisher = {Macmillan},
	year = {[1969].},
	series = {London school of economics and political science. Studies in statistics and scientific method, no. 3.},
	address = {[London]},
	note = {First ed., 1938. Reprinted.}
}