BELL JUDITH. (1993). HOW TO COMPLETE YOUR RESEARCH PROJECT SUCCESSFULLY. UBS PUBLISHERS DISTRIBUTORS PVT. LTD.
芝加哥风格引文BELL JUDITH. HOW TO COMPLETE YOUR RESEARCH PROJECT SUCCESSFULLY. NEW DELHI: UBS PUBLISHERS DISTRIBUTORS PVT. LTD, 1993.
MLA引文BELL JUDITH. HOW TO COMPLETE YOUR RESEARCH PROJECT SUCCESSFULLY. UBS PUBLISHERS DISTRIBUTORS PVT. LTD, 1993.
警告：这些引文格式不一定是100％准确.