Gosman, E. J., & Porreca, R. E. (1986). Classroom without teacher: Supply and demand in the West. Wetern Interstate Commission for Higher Education.
芝加哥风格引文Gosman, Erica J., 与 Richard E. Porreca. Classroom Without Teacher: Supply and Demand in the West. Boulder, Colo: Wetern Interstate Commission for Higher Education, 1986.
MLA引文Gosman, Erica J., 与 Richard E. Porreca. Classroom Without Teacher: Supply and Demand in the West. Wetern Interstate Commission for Higher Education, 1986.
警告：这些引文格式不一定是100％准确.