Goff, G. K., & Berg, M. E. (1968). Basic mathematics: A programmed introduction. Appleton-Century-Crofts.
芝加哥风格引文Goff, Gerald K., 与 Milton Edward Berg. Basic Mathematics: A Programmed Introduction. New York: Appleton-Century-Crofts, 1968.
MLA引文Goff, Gerald K., 与 Milton Edward Berg. Basic Mathematics: A Programmed Introduction. Appleton-Century-Crofts, 1968.
警告：这些引文格式不一定是100％准确.