APA aipamena

Rosero Bixby, L. (1986). Infant Mortality in Costa Rica: Explaining the Recent Decline.

Chicago Style aipamena

Rosero Bixby, Luis. Infant Mortality in Costa Rica: Explaining the Recent Decline. 1986.

MLA aipamena

Rosero Bixby, Luis. Infant Mortality in Costa Rica: Explaining the Recent Decline. 1986.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.