Ferber, R. (1949). Market research. McGraw Hill.
芝加哥风格引文Ferber, Robert. Market Research. New York: McGraw Hill, 1949.
MLA引文Ferber, Robert. Market Research. McGraw Hill, 1949.
警告:这些引文格式不一定是100%准确.
Ferber, R. (1949). Market research. McGraw Hill.
芝加哥风格引文Ferber, Robert. Market Research. New York: McGraw Hill, 1949.
MLA引文Ferber, Robert. Market Research. McGraw Hill, 1949.