Russell, C. H. (2006). Undaunted: A Norwegian woman in frontier Texas. Texas A&M University Press.
芝加哥风格引文Russell, Charles H. Undaunted: A Norwegian Woman in Frontier Texas. College Station: Texas A&M University Press, 2006.
MLA引文Russell, Charles H. Undaunted: A Norwegian Woman in Frontier Texas. Texas A&M University Press, 2006.
警告：这些引文格式不一定是100％准确.