DeBoer, W. R. (1996). Traces behind the Esmeraldas shore: Prehistory of the Santiago-Cayapas Region, Ecuador. University of Alabama Press.
芝加哥风格引文DeBoer, Warren R. Traces Behind the Esmeraldas Shore: Prehistory of the Santiago-Cayapas Region, Ecuador. Tuscaloosa, Ala.: University of Alabama Press, 1996.
MLA引文DeBoer, Warren R. Traces Behind the Esmeraldas Shore: Prehistory of the Santiago-Cayapas Region, Ecuador. University of Alabama Press, 1996.
警告：这些引文格式不一定是100％准确.