YOUNG J R. (1978). PERSONAL: SELLING, FUNCTION, THEORY PRACTICE. DRYDEN PRESS.
芝加哥风格引文YOUNG J R. PERSONAL: SELLING, FUNCTION, THEORY PRACTICE. U S A: DRYDEN PRESS, 1978.
MLA引文YOUNG J R. PERSONAL: SELLING, FUNCTION, THEORY PRACTICE. DRYDEN PRESS, 1978.
警告：这些引文格式不一定是100％准确.