Cita APA (7a ed.)
Spickard, P. R., Spickard, J. V., & Cragg, K. M. (1998). World history by the world's historians. McGraw-Hill.
Cita Chicago Style (17a ed.)
Spickard, Paul R., James V. Spickard, y Kevin M. Cragg. World History by the World's Historians. Boston: McGraw-Hill, 1998.
Cita MLA (9a ed.)
Spickard, Paul R., et al. World History by the World's Historians. McGraw-Hill, 1998.
Precaución: Estas citas no son 100% exactas.