Martin, R., & Martin, M. K. (1977). Harvesters of prairie: St. Mark, 1875 - 1975. Mennonite Press.
芝加哥风格引文Martin, Rebecca, 与 Mary Kathryn Martin. Harvesters of Prairie: St. Mark, 1875 - 1975. North Newton: Mennonite Press, 1977.
MLA引文Martin, Rebecca, 与 Mary Kathryn Martin. Harvesters of Prairie: St. Mark, 1875 - 1975. Mennonite Press, 1977.
警告：这些引文格式不一定是100％准确.
