The control of human fertility in Jamaica /

ανά Stycos, J. Mayone
Έκδοση 1964

Family and fertility in Puerto Rico : a study of the lower income group /

ανά Stycos, J. Mayone
Έκδοση 1955

The family and population control : a Puerto Rican experiment in social change /

ανά Hill, Reuben
Έκδοση 1959