Goodwin, N., Harris, J., Nelson, J. A., Roach, B., & Torras, M. (2014). Principles of economics in context (Second edition.). New York: M.E. Sharpe.

Goodwin, Neva, Jonathan Harris, Julie A. Nelson, Brian Roach, và Mariano Torras. Principles of Economics in Context. Second edition. New York: M.E. Sharpe, 2014.

Goodwin, Neva, et al. Principles of Economics in Context. Second edition. New York: M.E. Sharpe, 2014.