Tsen, W. H., and H.-I. Chong. “BILATERAL TRADE BALANCE OF MALAYSIA TO THE UNITED STATES, JAPAN AND SINGAPORE: AN EMPIRICAL STUDY”. Labuan Bulletin of International Business and Finance (LBIBF), vol. 4, Apr. 2014, pp. 1-17, doi:10.51200/lbibf.v4i.1430.