MASTRO PLASTICS CORP. v. LABOR BOARD. The Oyez Project at IIT Chicago-Kent College of Law. 26 April 2013. <http://www.oyez.org/cases/1950-1959/1955/1955_19>.
MASTRO PLASTICS CORP. v. LABOR BOARD, The Oyez Project at IIT Chicago-Kent College of Law, http://www.oyez.org/cases/1950-1959/1955/1955_19 (last visited April 26, 2013).
"MASTRO PLASTICS CORP. v. LABOR BOARD," The Oyez Project at IIT Chicago-Kent College of Law, accessed April 26, 2013, http://www.oyez.org/cases/1950-1959/1955/1955_19.