(CCP), C. C. d. P. (1997). Demographic Diversity and Change in the Central American Isthmus.
Chicago Style aipamena(CCP), Centro Centroamericano de Población. Demographic Diversity and Change in the Central American Isthmus. 1997.
MLA aipamena(CCP), Centro Centroamericano de Población. Demographic Diversity and Change in the Central American Isthmus. 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.