Wulff, I. (1980). Continuity and change in a Yakan village. Dansalan Research Center, Dansalan Junior College.
芝加哥风格引文Wulff, Inger. Continuity and Change in a Yakan Village. Marawi City: Dansalan Research Center, Dansalan Junior College, 1980.
MLA引文Wulff, Inger. Continuity and Change in a Yakan Village. Dansalan Research Center, Dansalan Junior College, 1980.
警告：这些引文格式不一定是100％准确.