Cita APA (7a ed.)

Kelly, R. L., & Thomas, D. H. (2011). Archaeology: Down to earth (4th ed.). Wadsworth, Cengage Learning.

Cita Chicago Style (17a ed.)

Kelly, Robert L., y David Hurst Thomas. Archaeology: Down to Earth. 4th ed. Belmont, Calif: Wadsworth, Cengage Learning, 2011.

Cita MLA (9a ed.)

Kelly, Robert L., y David Hurst Thomas. Archaeology: Down to Earth. 4th ed. Wadsworth, Cengage Learning, 2011.