International trade / Barrett Whale. Whale, Philip Barrett. Commerce. Foreign exchange. Payment. HF1007 .W55 1939 22 382 WHI "First published 1932 ... Third impression 1939." Bibliography: p. 253-254. London : T. Butterworth ltd, 1939. 1939. 1939 Text 255, [1] p. eng The Home university library of modern knowledge