COMPETITION SUCCESS REVIEW. (1991). GENERAL KNOWLEDGE 1990-91 (122.). COMPETITION REVIEW PVT. LTD.
芝加哥风格引文COMPETITION SUCCESS REVIEW. GENERAL KNOWLEDGE 1990-91. 122. NEW DELHI: COMPETITION REVIEW PVT. LTD, 1991.
MLA引文COMPETITION SUCCESS REVIEW. GENERAL KNOWLEDGE 1990-91. 122. COMPETITION REVIEW PVT. LTD, 1991.
警告：这些引文格式不一定是100％准确.