VYAS JAY NARAYAN. (1985). EXPORT POLICY AND PROCEDURES. N K VYAS PUBLISHERS.
芝加哥风格引文VYAS JAY NARAYAN. EXPORT POLICY AND PROCEDURES. AHMEDABAD: N K VYAS PUBLISHERS, 1985.
MLA引文VYAS JAY NARAYAN. EXPORT POLICY AND PROCEDURES. N K VYAS PUBLISHERS, 1985.
警告：这些引文格式不一定是100％准确.