Cita APA (7th ed.)
Thompson, J. E., Pollock, H. E. D., & Charlot, J. (1932). A preliminary Study of the ruins of Cobá, Quintana Roo, Mexico. Carnegie Inst.
Cita Chicago (17th ed.)
Thompson, J. Eric, Harry E. D. Pollock, i Jean Charlot. A Preliminary Study of the Ruins of Cobá, Quintana Roo, Mexico. Washington: Carnegie Inst, 1932.
Cita MLA (9th ed.)
Thompson, J. Eric, et al. A Preliminary Study of the Ruins of Cobá, Quintana Roo, Mexico. Carnegie Inst, 1932.
Atenció: Aquestes cites poden no estar 100% correctes.