People, jobs, and economic development a case history of Puerto Rico, supplemented by recent Mexican experiences.

Xehetasun bibliografikoak
Egile nagusia:	Jaffe, Abram J. 1912-
Formatua:	Liburua
Hizkuntza:	English
Argitaratua:	Glencoe, Ill. Free Press [1959].
Gaiak:	Columbia University. Bureau of Applied Social Research. Labor and laboring classes > Puerto Rico. Labor and laboring classes > Mexico. Economic development > Case studies. Puerto Rico > Economic condition > 1918-. Mexico > Economic condition > 1918.