References
Notes
- Stycos , J. M. 1963 . Culture and differential fertility in Peru . Population Studies , 16 : 257 – 257 .
- Heer , D. M. 1964 . Fertility differences between Indian and Spanish-speaking parts of Andean countries . Population Studies , 18 : 71 – 71 .
- Stycos , J. M. 1965 . Female employment and fertility in Lima, Peru . MilbankMemorial Fund Quarterly , 43 : 42 – 42 .
- Altland , P. D. 1949 . Breeding performance of rats exposed repeatedly to 18,000 feet simulated altitude . Physiol. Zool. , 22 : 235 – 235 .