APA (7th ed.) Citation

Martinez, J. R. (1971). Mexican emigration to the U.S., 1910-1930. [R and E Research Associates].

Chicago Style (17th ed.) Citation

Martinez, John Ramon. Mexican Emigration to the U.S., 1910-1930. [San Francisco]: [R and E Research Associates], 1971.

MLA (9th ed.) Citation

Martinez, John Ramon. Mexican Emigration to the U.S., 1910-1930. [R and E Research Associates], 1971.