Gross, P., & Railton, E. P. (1972). Teaching science in an outdoor environment. University of California.
芝加哥风格引文Gross, Phyllis, 与 Esther P. Railton. Teaching Science in an Outdoor Environment. Berkeley: University of California, 1972.
MLA引文Gross, Phyllis, 与 Esther P. Railton. Teaching Science in an Outdoor Environment. University of California, 1972.
警告：这些引文格式不一定是100％准确.