Freedman, D. S., & Mueller, E. (1974). Economic modules for use in fertility surveys in less developed countries. International Statistical Institute ; World Fertility Survey.
Style de citation Chicago (17e éd.)Freedman, Deborah S., et Eva Mueller. Economic Modules for Use in Fertility Surveys in Less Developed Countries. [Voorburg : London: International Statistical Institute ; World Fertility Survey, 1974.
Style de citation MLA (8e éd.)Freedman, Deborah S., et Eva Mueller. Economic Modules for Use in Fertility Surveys in Less Developed Countries. International Statistical Institute ; World Fertility Survey, 1974.
Attention : ces citations peuvent ne pas être correctes à 100%.