APA ציטוט

Rosero Bixby, L. (2018). High life expectancy and reversed socioeconomic gradients of elderly people in Mexico and Costa Rica.

Citación estilo Chicago

Rosero Bixby, Luis. High Life Expectancy and Reversed Socioeconomic Gradients of Elderly People in Mexico and Costa Rica. 2018.

ציטוט MLA

Rosero Bixby, Luis. High Life Expectancy and Reversed Socioeconomic Gradients of Elderly People in Mexico and Costa Rica. 2018.