APA Citation

Markoff, S. (1954). The changing years, 1904-1954: Child labor in coal mines - early 1900's. [New York: National Child Labor Committee.

Chicago Style Citation

Markoff, Sol. The Changing Years, 1904-1954: Child Labor in Coal Mines - Early 1900's. [New York: National Child Labor Committee, 1954.

MLA Citation

Markoff, Sol. The Changing Years, 1904-1954: Child Labor in Coal Mines - Early 1900's. [New York: National Child Labor Committee, 1954.

Warning: These citations may not always be 100% accurate.