Armstrong, Wallace Edwin. Saving and investment the theory of capital in a developing community by W. E. Armstrong. - London G. Routledge & sons, ltd. 1936. - x, 270 p. diagrs. 22 cm. LCCN: 37014570 Subjects--Topical Terms: CapitalMoneySaving and thrift. LC Class. No.: HB501 / .A7 Dewey Class. No.: 330.15