BHALLA VEENA. (1999). DEVELOPMENT OF QUESTION BANKS: PRINCIPLES AND PRACTICE. ASSOCIATION OF INDIAN UNIVERSITIES.
芝加哥风格引文BHALLA VEENA. DEVELOPMENT OF QUESTION BANKS: PRINCIPLES AND PRACTICE. NEW DELHI: ASSOCIATION OF INDIAN UNIVERSITIES, 1999.
MLA引文BHALLA VEENA. DEVELOPMENT OF QUESTION BANKS: PRINCIPLES AND PRACTICE. ASSOCIATION OF INDIAN UNIVERSITIES, 1999.
警告：这些引文格式不一定是100％准确.