Stillman, M., & Williams, S. (2012). Shifting Sands. Springer-Verlag.
Citação norma ChicagoStillman, Michael, and Steve Williams. Shifting Sands. Springer-Verlag, 2012.
MLA引文Stillman, Michael, and Steve Williams. Shifting Sands. Springer-Verlag, 2012.
警告:這些引文格式不一定是100%准確.