APA (7th ed.) Citation

Hourwich, I. A. (1912). Immigration and labor: The economic aspects of European immigration to the United States. G. P. Putnam's Sons.

Chicago Style (17th ed.) Citation

Hourwich, Isaac A. Immigration and Labor: The Economic Aspects of European Immigration to the United States. New York, London: G. P. Putnam's Sons, 1912.

MLA (9th ed.) Citation

Hourwich, Isaac A. Immigration and Labor: The Economic Aspects of European Immigration to the United States. G. P. Putnam's Sons, 1912.