Robinson, Joan, 1903-1983. Introduction to the theory of employment. English - London, New York, Macmillan; St. Martin's Press, 1956. - ix, 101 p. 20 cm. LCCN: 57003796 Subjects--Topical Terms: Unemployed.Economics.Money. LC Class. No.: HB171 / .R64 1956 Dewey Class. No.: 330.1 / ROB