SCHILLER, B. R., TANSEY, M. M., & ZIEGLER, L. F. (1989). Study guide for the economy today.-- Ed.4. Random House.
芝加哥风格引文SCHILLER, Bradley R., Michael M. TANSEY, 与 Lawrence F. ZIEGLER. Study Guide for the Economy Today.-- Ed.4. New York: Random House, 1989.
MLA引文SCHILLER, Bradley R., et al. Study Guide for the Economy Today.-- Ed.4. Random House, 1989.
警告：这些引文格式不一定是100％准确.