LEARNING ASSOCIATES. (1991). PROFILES: 1991 THE MBA DIRECTORY. LEARNING ASSOCIATES.
芝加哥风格引文LEARNING ASSOCIATES. PROFILES: 1991 THE MBA DIRECTORY. MUMBAI 34: LEARNING ASSOCIATES, 1991.
MLA引文LEARNING ASSOCIATES. PROFILES: 1991 THE MBA DIRECTORY. LEARNING ASSOCIATES, 1991.
警告：这些引文格式不一定是100％准确.